Home / 9,058.61-12,500.68-5,079.63

Finding the Fourth Proportional to 9,058.61, 12,500.68 and 5,079.63

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Solution

The fourth proportional to 9,058.61, 12,500.68 and 5,079.63 is: 7,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058.61 : 12,500.68 = 5,079.63 : x
  2. Step 2: Convert to fraction form
    9,058.61/12,500.68 = 5,079.63/x
  3. Step 3: Cross multiply
    9,058.61x = 12,500.68 × 5,079.63
  4. Step 4: Simplify right side
    9,058.61x = 63,498,803.75
  5. Step 5: Solve for x
    x = 63,498,803.75/9,058.61
  6. Step 6: Final answer
    x = 7,009.78

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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.