Home / 5,445.07-7,514.89-3,207.15

Finding the Fourth Proportional to 5,445.07, 7,514.89 and 3,207.15

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Solution

The fourth proportional to 5,445.07, 7,514.89 and 3,207.15 is: 4,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.07 : 7,514.89 = 3,207.15 : x
  2. Step 2: Convert to fraction form
    5,445.07/7,514.89 = 3,207.15/x
  3. Step 3: Cross multiply
    5,445.07x = 7,514.89 × 3,207.15
  4. Step 4: Simplify right side
    5,445.07x = 24,101,379.46
  5. Step 5: Solve for x
    x = 24,101,379.46/5,445.07
  6. Step 6: Final answer
    x = 4,426.28

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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.