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Finding the Fourth Proportional to 6,354.65, 8,772.41 and 4,233.71

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Solution

The fourth proportional to 6,354.65, 8,772.41 and 4,233.71 is: 5,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.65 : 8,772.41 = 4,233.71 : x
  2. Step 2: Convert to fraction form
    6,354.65/8,772.41 = 4,233.71/x
  3. Step 3: Cross multiply
    6,354.65x = 8,772.41 × 4,233.71
  4. Step 4: Simplify right side
    6,354.65x = 37,139,872.46
  5. Step 5: Solve for x
    x = 37,139,872.46/6,354.65
  6. Step 6: Final answer
    x = 5,844.52

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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.