Home / 4,176.28-5,750.15-3,545.50

Finding the Fourth Proportional to 4,176.28, 5,750.15 and 3,545.50

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Solution

The fourth proportional to 4,176.28, 5,750.15 and 3,545.50 is: 4,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.28 : 5,750.15 = 3,545.50 : x
  2. Step 2: Convert to fraction form
    4,176.28/5,750.15 = 3,545.50/x
  3. Step 3: Cross multiply
    4,176.28x = 5,750.15 × 3,545.50
  4. Step 4: Simplify right side
    4,176.28x = 20,387,156.83
  5. Step 5: Solve for x
    x = 20,387,156.83/4,176.28
  6. Step 6: Final answer
    x = 4,881.65

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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.