Home / 9,306.26-12,818.13-7,046.36

Finding the Fourth Proportional to 9,306.26, 12,818.13 and 7,046.36

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Solution

The fourth proportional to 9,306.26, 12,818.13 and 7,046.36 is: 9,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.26 : 12,818.13 = 7,046.36 : x
  2. Step 2: Convert to fraction form
    9,306.26/12,818.13 = 7,046.36/x
  3. Step 3: Cross multiply
    9,306.26x = 12,818.13 × 7,046.36
  4. Step 4: Simplify right side
    9,306.26x = 90,321,094.42
  5. Step 5: Solve for x
    x = 90,321,094.42/9,306.26
  6. Step 6: Final answer
    x = 9,705.42

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Double scale
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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.