Home / 3,552.50-4,902.47-1,937.40

Finding the Fourth Proportional to 3,552.50, 4,902.47 and 1,937.40

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Solution

The fourth proportional to 3,552.50, 4,902.47 and 1,937.40 is: 2,673.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.50 : 4,902.47 = 1,937.40 : x
  2. Step 2: Convert to fraction form
    3,552.50/4,902.47 = 1,937.40/x
  3. Step 3: Cross multiply
    3,552.50x = 4,902.47 × 1,937.40
  4. Step 4: Simplify right side
    3,552.50x = 9,498,035.69
  5. Step 5: Solve for x
    x = 9,498,035.69/3,552.50
  6. Step 6: Final answer
    x = 2,673.62

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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.