Home / 9,868.47-13,618.19-5,892.23

Finding the Fourth Proportional to 9,868.47, 13,618.19 and 5,892.23

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Solution

The fourth proportional to 9,868.47, 13,618.19 and 5,892.23 is: 8,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.47 : 13,618.19 = 5,892.23 : x
  2. Step 2: Convert to fraction form
    9,868.47/13,618.19 = 5,892.23/x
  3. Step 3: Cross multiply
    9,868.47x = 13,618.19 × 5,892.23
  4. Step 4: Simplify right side
    9,868.47x = 80,241,507.66
  5. Step 5: Solve for x
    x = 80,241,507.66/9,868.47
  6. Step 6: Final answer
    x = 8,131.10

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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.