Home / 11,225.64-15,492.74-6,510.12

Finding the Fourth Proportional to 11,225.64, 15,492.74 and 6,510.12

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Solution

The fourth proportional to 11,225.64, 15,492.74 and 6,510.12 is: 8,984.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.64 : 15,492.74 = 6,510.12 : x
  2. Step 2: Convert to fraction form
    11,225.64/15,492.74 = 6,510.12/x
  3. Step 3: Cross multiply
    11,225.64x = 15,492.74 × 6,510.12
  4. Step 4: Simplify right side
    11,225.64x = 100,859,596.53
  5. Step 5: Solve for x
    x = 100,859,596.53/11,225.64
  6. Step 6: Final answer
    x = 8,984.75

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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.