Home / 9,785.15-14,652.68-5,397.74

Finding the Fourth Proportional to 9,785.15, 14,652.68 and 5,397.74

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Solution

The fourth proportional to 9,785.15, 14,652.68 and 5,397.74 is: 8,082.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.15 : 14,652.68 = 5,397.74 : x
  2. Step 2: Convert to fraction form
    9,785.15/14,652.68 = 5,397.74/x
  3. Step 3: Cross multiply
    9,785.15x = 14,652.68 × 5,397.74
  4. Step 4: Simplify right side
    9,785.15x = 79,091,256.69
  5. Step 5: Solve for x
    x = 79,091,256.69/9,785.15
  6. Step 6: Final answer
    x = 8,082.79

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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.