Home / 5,717.52-8,575.58-1,557.36

Finding the Fourth Proportional to 5,717.52, 8,575.58 and 1,557.36

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Solution

The fourth proportional to 5,717.52, 8,575.58 and 1,557.36 is: 2,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.52 : 8,575.58 = 1,557.36 : x
  2. Step 2: Convert to fraction form
    5,717.52/8,575.58 = 1,557.36/x
  3. Step 3: Cross multiply
    5,717.52x = 8,575.58 × 1,557.36
  4. Step 4: Simplify right side
    5,717.52x = 13,355,265.27
  5. Step 5: Solve for x
    x = 13,355,265.27/5,717.52
  6. Step 6: Final answer
    x = 2,335.85

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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.