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Finding the Fourth Proportional to 4,535.62, 6,802.62 and 1,247.92

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Solution

The fourth proportional to 4,535.62, 6,802.62 and 1,247.92 is: 1,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.62 : 6,802.62 = 1,247.92 : x
  2. Step 2: Convert to fraction form
    4,535.62/6,802.62 = 1,247.92/x
  3. Step 3: Cross multiply
    4,535.62x = 6,802.62 × 1,247.92
  4. Step 4: Simplify right side
    4,535.62x = 8,489,125.55
  5. Step 5: Solve for x
    x = 8,489,125.55/4,535.62
  6. Step 6: Final answer
    x = 1,871.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.