Home / 6,251.47-9,385.55-5,417.07

Finding the Fourth Proportional to 6,251.47, 9,385.55 and 5,417.07

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Solution

The fourth proportional to 6,251.47, 9,385.55 and 5,417.07 is: 8,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.47 : 9,385.55 = 5,417.07 : x
  2. Step 2: Convert to fraction form
    6,251.47/9,385.55 = 5,417.07/x
  3. Step 3: Cross multiply
    6,251.47x = 9,385.55 × 5,417.07
  4. Step 4: Simplify right side
    6,251.47x = 50,842,181.34
  5. Step 5: Solve for x
    x = 50,842,181.34/6,251.47
  6. Step 6: Final answer
    x = 8,132.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.