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Finding the Fourth Proportional to 8,602.74, 11,875.41 and 5,812.02

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Solution

The fourth proportional to 8,602.74, 11,875.41 and 5,812.02 is: 8,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,602.74 : 11,875.41 = 5,812.02 : x
  2. Step 2: Convert to fraction form
    8,602.74/11,875.41 = 5,812.02/x
  3. Step 3: Cross multiply
    8,602.74x = 11,875.41 × 5,812.02
  4. Step 4: Simplify right side
    8,602.74x = 69,020,120.43
  5. Step 5: Solve for x
    x = 69,020,120.43/8,602.74
  6. Step 6: Final answer
    x = 8,023.04

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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.