Home / 9,299.27-12,829.29-5,318.22

Finding the Fourth Proportional to 9,299.27, 12,829.29 and 5,318.22

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Solution

The fourth proportional to 9,299.27, 12,829.29 and 5,318.22 is: 7,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.27 : 12,829.29 = 5,318.22 : x
  2. Step 2: Convert to fraction form
    9,299.27/12,829.29 = 5,318.22/x
  3. Step 3: Cross multiply
    9,299.27x = 12,829.29 × 5,318.22
  4. Step 4: Simplify right side
    9,299.27x = 68,229,014.83
  5. Step 5: Solve for x
    x = 68,229,014.83/9,299.27
  6. Step 6: Final answer
    x = 7,337.03

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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.