Home / 9,306.34-12,841.38-5,326.70

Finding the Fourth Proportional to 9,306.34, 12,841.38 and 5,326.70

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Solution

The fourth proportional to 9,306.34, 12,841.38 and 5,326.70 is: 7,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.34 : 12,841.38 = 5,326.70 : x
  2. Step 2: Convert to fraction form
    9,306.34/12,841.38 = 5,326.70/x
  3. Step 3: Cross multiply
    9,306.34x = 12,841.38 × 5,326.70
  4. Step 4: Simplify right side
    9,306.34x = 68,402,178.85
  5. Step 5: Solve for x
    x = 68,402,178.85/9,306.34
  6. Step 6: Final answer
    x = 7,350.06

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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.