Home / 7,039.29-10,549.32-2,654.36

Finding the Fourth Proportional to 7,039.29, 10,549.32 and 2,654.36

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Solution

The fourth proportional to 7,039.29, 10,549.32 and 2,654.36 is: 3,977.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.29 : 10,549.32 = 2,654.36 : x
  2. Step 2: Convert to fraction form
    7,039.29/10,549.32 = 2,654.36/x
  3. Step 3: Cross multiply
    7,039.29x = 10,549.32 × 2,654.36
  4. Step 4: Simplify right side
    7,039.29x = 28,001,693.04
  5. Step 5: Solve for x
    x = 28,001,693.04/7,039.29
  6. Step 6: Final answer
    x = 3,977.91

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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.