Home / 9,348.28-12,901.68-5,316.03

Finding the Fourth Proportional to 9,348.28, 12,901.68 and 5,316.03

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Solution

The fourth proportional to 9,348.28, 12,901.68 and 5,316.03 is: 7,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.28 : 12,901.68 = 5,316.03 : x
  2. Step 2: Convert to fraction form
    9,348.28/12,901.68 = 5,316.03/x
  3. Step 3: Cross multiply
    9,348.28x = 12,901.68 × 5,316.03
  4. Step 4: Simplify right side
    9,348.28x = 68,585,717.93
  5. Step 5: Solve for x
    x = 68,585,717.93/9,348.28
  6. Step 6: Final answer
    x = 7,336.72

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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.