Home / 8,251.56-11,389.68-6,158.52

Finding the Fourth Proportional to 8,251.56, 11,389.68 and 6,158.52

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Solution

The fourth proportional to 8,251.56, 11,389.68 and 6,158.52 is: 8,500.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.56 : 11,389.68 = 6,158.52 : x
  2. Step 2: Convert to fraction form
    8,251.56/11,389.68 = 6,158.52/x
  3. Step 3: Cross multiply
    8,251.56x = 11,389.68 × 6,158.52
  4. Step 4: Simplify right side
    8,251.56x = 70,143,572.07
  5. Step 5: Solve for x
    x = 70,143,572.07/8,251.56
  6. Step 6: Final answer
    x = 8,500.64

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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.