Home / 9,505.62-13,117.55-5,257.04

Finding the Fourth Proportional to 9,505.62, 13,117.55 and 5,257.04

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Solution

The fourth proportional to 9,505.62, 13,117.55 and 5,257.04 is: 7,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.62 : 13,117.55 = 5,257.04 : x
  2. Step 2: Convert to fraction form
    9,505.62/13,117.55 = 5,257.04/x
  3. Step 3: Cross multiply
    9,505.62x = 13,117.55 × 5,257.04
  4. Step 4: Simplify right side
    9,505.62x = 68,959,393.18
  5. Step 5: Solve for x
    x = 68,959,393.18/9,505.62
  6. Step 6: Final answer
    x = 7,254.59

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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.