Home / 8,328.10-11,492.82-4,551.21

Finding the Fourth Proportional to 8,328.10, 11,492.82 and 4,551.21

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Solution

The fourth proportional to 8,328.10, 11,492.82 and 4,551.21 is: 6,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.10 : 11,492.82 = 4,551.21 : x
  2. Step 2: Convert to fraction form
    8,328.10/11,492.82 = 4,551.21/x
  3. Step 3: Cross multiply
    8,328.10x = 11,492.82 × 4,551.21
  4. Step 4: Simplify right side
    8,328.10x = 52,306,237.31
  5. Step 5: Solve for x
    x = 52,306,237.31/8,328.10
  6. Step 6: Final answer
    x = 6,280.69

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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.