Home / 9,454.38-13,046.48-5,475.22

Finding the Fourth Proportional to 9,454.38, 13,046.48 and 5,475.22

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Solution

The fourth proportional to 9,454.38, 13,046.48 and 5,475.22 is: 7,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,454.38 : 13,046.48 = 5,475.22 : x
  2. Step 2: Convert to fraction form
    9,454.38/13,046.48 = 5,475.22/x
  3. Step 3: Cross multiply
    9,454.38x = 13,046.48 × 5,475.22
  4. Step 4: Simplify right side
    9,454.38x = 71,432,348.23
  5. Step 5: Solve for x
    x = 71,432,348.23/9,454.38
  6. Step 6: Final answer
    x = 7,555.48

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Double scale
Find fourth proportional to 9,455.38, 13,047.86 and 5,476.22
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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.