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Finding the Fourth Proportional to 8,366.02, 11,545.11 and 4,640.02

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Solution

The fourth proportional to 8,366.02, 11,545.11 and 4,640.02 is: 6,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.02 : 11,545.11 = 4,640.02 : x
  2. Step 2: Convert to fraction form
    8,366.02/11,545.11 = 4,640.02/x
  3. Step 3: Cross multiply
    8,366.02x = 11,545.11 × 4,640.02
  4. Step 4: Simplify right side
    8,366.02x = 53,569,541.30
  5. Step 5: Solve for x
    x = 53,569,541.30/8,366.02
  6. Step 6: Final answer
    x = 6,403.23

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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.