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Finding the Fourth Proportional to 5,371.65, 7,425.27 and 4,482.27

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Solution

The fourth proportional to 5,371.65, 7,425.27 and 4,482.27 is: 6,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.65 : 7,425.27 = 4,482.27 : x
  2. Step 2: Convert to fraction form
    5,371.65/7,425.27 = 4,482.27/x
  3. Step 3: Cross multiply
    5,371.65x = 7,425.27 × 4,482.27
  4. Step 4: Simplify right side
    5,371.65x = 33,282,064.96
  5. Step 5: Solve for x
    x = 33,282,064.96/5,371.65
  6. Step 6: Final answer
    x = 6,195.87

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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.