Home / 10,015.13-13,822.10-5,823.38

Finding the Fourth Proportional to 10,015.13, 13,822.10 and 5,823.38

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Solution

The fourth proportional to 10,015.13, 13,822.10 and 5,823.38 is: 8,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.13 : 13,822.10 = 5,823.38 : x
  2. Step 2: Convert to fraction form
    10,015.13/13,822.10 = 5,823.38/x
  3. Step 3: Cross multiply
    10,015.13x = 13,822.10 × 5,823.38
  4. Step 4: Simplify right side
    10,015.13x = 80,491,242.47
  5. Step 5: Solve for x
    x = 80,491,242.47/10,015.13
  6. Step 6: Final answer
    x = 8,036.97

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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.