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Finding the Fourth Proportional to 7,602.60, 11,407.08 and 2,924.04

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Solution

The fourth proportional to 7,602.60, 11,407.08 and 2,924.04 is: 4,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.60 : 11,407.08 = 2,924.04 : x
  2. Step 2: Convert to fraction form
    7,602.60/11,407.08 = 2,924.04/x
  3. Step 3: Cross multiply
    7,602.60x = 11,407.08 × 2,924.04
  4. Step 4: Simplify right side
    7,602.60x = 33,354,758.20
  5. Step 5: Solve for x
    x = 33,354,758.20/7,602.60
  6. Step 6: Final answer
    x = 4,387.28

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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.