Home / 11,226.99-15,492.15-6,510.75

Finding the Fourth Proportional to 11,226.99, 15,492.15 and 6,510.75

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Solution

The fourth proportional to 11,226.99, 15,492.15 and 6,510.75 is: 8,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.99 : 15,492.15 = 6,510.75 : x
  2. Step 2: Convert to fraction form
    11,226.99/15,492.15 = 6,510.75/x
  3. Step 3: Cross multiply
    11,226.99x = 15,492.15 × 6,510.75
  4. Step 4: Simplify right side
    11,226.99x = 100,865,515.61
  5. Step 5: Solve for x
    x = 100,865,515.61/11,226.99
  6. Step 6: Final answer
    x = 8,984.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.