Home / 4,155.76-5,737.08-3,407.92

Finding the Fourth Proportional to 4,155.76, 5,737.08 and 3,407.92

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Solution

The fourth proportional to 4,155.76, 5,737.08 and 3,407.92 is: 4,704.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.76 : 5,737.08 = 3,407.92 : x
  2. Step 2: Convert to fraction form
    4,155.76/5,737.08 = 3,407.92/x
  3. Step 3: Cross multiply
    4,155.76x = 5,737.08 × 3,407.92
  4. Step 4: Simplify right side
    4,155.76x = 19,551,509.67
  5. Step 5: Solve for x
    x = 19,551,509.67/4,155.76
  6. Step 6: Final answer
    x = 4,704.68

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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.