Home / 5,557.52-7,665.76-3,564.92

Finding the Fourth Proportional to 5,557.52, 7,665.76 and 3,564.92

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Solution

The fourth proportional to 5,557.52, 7,665.76 and 3,564.92 is: 4,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.52 : 7,665.76 = 3,564.92 : x
  2. Step 2: Convert to fraction form
    5,557.52/7,665.76 = 3,564.92/x
  3. Step 3: Cross multiply
    5,557.52x = 7,665.76 × 3,564.92
  4. Step 4: Simplify right side
    5,557.52x = 27,327,821.14
  5. Step 5: Solve for x
    x = 27,327,821.14/5,557.52
  6. Step 6: Final answer
    x = 4,917.27

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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.