Home / 8,650.11-12,983.37-5,353.23

Finding the Fourth Proportional to 8,650.11, 12,983.37 and 5,353.23

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Solution

The fourth proportional to 8,650.11, 12,983.37 and 5,353.23 is: 8,034.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.11 : 12,983.37 = 5,353.23 : x
  2. Step 2: Convert to fraction form
    8,650.11/12,983.37 = 5,353.23/x
  3. Step 3: Cross multiply
    8,650.11x = 12,983.37 × 5,353.23
  4. Step 4: Simplify right side
    8,650.11x = 69,502,965.79
  5. Step 5: Solve for x
    x = 69,502,965.79/8,650.11
  6. Step 6: Final answer
    x = 8,034.92

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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.