Home / 4,176.42-5,750.31-3,545.70

Finding the Fourth Proportional to 4,176.42, 5,750.31 and 3,545.70

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Solution

The fourth proportional to 4,176.42, 5,750.31 and 3,545.70 is: 4,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.42 : 5,750.31 = 3,545.70 : x
  2. Step 2: Convert to fraction form
    4,176.42/5,750.31 = 3,545.70/x
  3. Step 3: Cross multiply
    4,176.42x = 5,750.31 × 3,545.70
  4. Step 4: Simplify right side
    4,176.42x = 20,388,874.17
  5. Step 5: Solve for x
    x = 20,388,874.17/4,176.42
  6. Step 6: Final answer
    x = 4,881.90

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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.