Home / 5,137.52-7,669.08-4,514.72

Finding the Fourth Proportional to 5,137.52, 7,669.08 and 4,514.72

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Solution

The fourth proportional to 5,137.52, 7,669.08 and 4,514.72 is: 6,739.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.52 : 7,669.08 = 4,514.72 : x
  2. Step 2: Convert to fraction form
    5,137.52/7,669.08 = 4,514.72/x
  3. Step 3: Cross multiply
    5,137.52x = 7,669.08 × 4,514.72
  4. Step 4: Simplify right side
    5,137.52x = 34,623,748.86
  5. Step 5: Solve for x
    x = 34,623,748.86/5,137.52
  6. Step 6: Final answer
    x = 6,739.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.