Home / 8,372.06-12,560.19-5,911.69

Finding the Fourth Proportional to 8,372.06, 12,560.19 and 5,911.69

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Solution

The fourth proportional to 8,372.06, 12,560.19 and 5,911.69 is: 8,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.06 : 12,560.19 = 5,911.69 : x
  2. Step 2: Convert to fraction form
    8,372.06/12,560.19 = 5,911.69/x
  3. Step 3: Cross multiply
    8,372.06x = 12,560.19 × 5,911.69
  4. Step 4: Simplify right side
    8,372.06x = 74,251,886.82
  5. Step 5: Solve for x
    x = 74,251,886.82/8,372.06
  6. Step 6: Final answer
    x = 8,869.01

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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.