Home / 3,681.52-5,077.74-2,562.52

Finding the Fourth Proportional to 3,681.52, 5,077.74 and 2,562.52

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Solution

The fourth proportional to 3,681.52, 5,077.74 and 2,562.52 is: 3,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.52 : 5,077.74 = 2,562.52 : x
  2. Step 2: Convert to fraction form
    3,681.52/5,077.74 = 2,562.52/x
  3. Step 3: Cross multiply
    3,681.52x = 5,077.74 × 2,562.52
  4. Step 4: Simplify right side
    3,681.52x = 13,011,810.30
  5. Step 5: Solve for x
    x = 13,011,810.30/3,681.52
  6. Step 6: Final answer
    x = 3,534.36

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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.