Home / 9,534.13-13,156.75-5,227.20

Finding the Fourth Proportional to 9,534.13, 13,156.75 and 5,227.20

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Solution

The fourth proportional to 9,534.13, 13,156.75 and 5,227.20 is: 7,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.13 : 13,156.75 = 5,227.20 : x
  2. Step 2: Convert to fraction form
    9,534.13/13,156.75 = 5,227.20/x
  3. Step 3: Cross multiply
    9,534.13x = 13,156.75 × 5,227.20
  4. Step 4: Simplify right side
    9,534.13x = 68,773,019.47
  5. Step 5: Solve for x
    x = 68,773,019.47/9,534.13
  6. Step 6: Final answer
    x = 7,213.35

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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.