Home / 7,042.72-10,569.17-2,769.08

Finding the Fourth Proportional to 7,042.72, 10,569.17 and 2,769.08

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Solution

The fourth proportional to 7,042.72, 10,569.17 and 2,769.08 is: 4,155.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.72 : 10,569.17 = 2,769.08 : x
  2. Step 2: Convert to fraction form
    7,042.72/10,569.17 = 2,769.08/x
  3. Step 3: Cross multiply
    7,042.72x = 10,569.17 × 2,769.08
  4. Step 4: Simplify right side
    7,042.72x = 29,266,877.26
  5. Step 5: Solve for x
    x = 29,266,877.26/7,042.72
  6. Step 6: Final answer
    x = 4,155.62

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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.