Home / 5,445.30-7,514.51-3,207.63

Finding the Fourth Proportional to 5,445.30, 7,514.51 and 3,207.63

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Solution

The fourth proportional to 5,445.30, 7,514.51 and 3,207.63 is: 4,426.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.30 : 7,514.51 = 3,207.63 : x
  2. Step 2: Convert to fraction form
    5,445.30/7,514.51 = 3,207.63/x
  3. Step 3: Cross multiply
    5,445.30x = 7,514.51 × 3,207.63
  4. Step 4: Simplify right side
    5,445.30x = 24,103,751.67
  5. Step 5: Solve for x
    x = 24,103,751.67/5,445.30
  6. Step 6: Final answer
    x = 4,426.52

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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.