Home / 6,877.12-9,490.62-4,044.70

Finding the Fourth Proportional to 6,877.12, 9,490.62 and 4,044.70

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Solution

The fourth proportional to 6,877.12, 9,490.62 and 4,044.70 is: 5,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.12 : 9,490.62 = 4,044.70 : x
  2. Step 2: Convert to fraction form
    6,877.12/9,490.62 = 4,044.70/x
  3. Step 3: Cross multiply
    6,877.12x = 9,490.62 × 4,044.70
  4. Step 4: Simplify right side
    6,877.12x = 38,386,710.71
  5. Step 5: Solve for x
    x = 38,386,710.71/6,877.12
  6. Step 6: Final answer
    x = 5,581.80

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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.