Home / 9,331.68-12,876.50-5,748.51

Finding the Fourth Proportional to 9,331.68, 12,876.50 and 5,748.51

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Solution

The fourth proportional to 9,331.68, 12,876.50 and 5,748.51 is: 7,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.68 : 12,876.50 = 5,748.51 : x
  2. Step 2: Convert to fraction form
    9,331.68/12,876.50 = 5,748.51/x
  3. Step 3: Cross multiply
    9,331.68x = 12,876.50 × 5,748.51
  4. Step 4: Simplify right side
    9,331.68x = 74,020,660.27
  5. Step 5: Solve for x
    x = 74,020,660.27/9,331.68
  6. Step 6: Final answer
    x = 7,932.19

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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.