Home / 8,723.38-13,080.11-5,953.40

Finding the Fourth Proportional to 8,723.38, 13,080.11 and 5,953.40

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Solution

The fourth proportional to 8,723.38, 13,080.11 and 5,953.40 is: 8,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.38 : 13,080.11 = 5,953.40 : x
  2. Step 2: Convert to fraction form
    8,723.38/13,080.11 = 5,953.40/x
  3. Step 3: Cross multiply
    8,723.38x = 13,080.11 × 5,953.40
  4. Step 4: Simplify right side
    8,723.38x = 77,871,171.08
  5. Step 5: Solve for x
    x = 77,871,171.08/8,723.38
  6. Step 6: Final answer
    x = 8,926.72

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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.