Home / 6,437.46-8,882.54-3,785.40

Finding the Fourth Proportional to 6,437.46, 8,882.54 and 3,785.40

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Solution

The fourth proportional to 6,437.46, 8,882.54 and 3,785.40 is: 5,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437.46 : 8,882.54 = 3,785.40 : x
  2. Step 2: Convert to fraction form
    6,437.46/8,882.54 = 3,785.40/x
  3. Step 3: Cross multiply
    6,437.46x = 8,882.54 × 3,785.40
  4. Step 4: Simplify right side
    6,437.46x = 33,623,966.92
  5. Step 5: Solve for x
    x = 33,623,966.92/6,437.46
  6. Step 6: Final answer
    x = 5,223.17

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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.