Home / 10,233.13-15,349.70-4,081.45

Finding the Fourth Proportional to 10,233.13, 15,349.70 and 4,081.45

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Solution

The fourth proportional to 10,233.13, 15,349.70 and 4,081.45 is: 6,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.13 : 15,349.70 = 4,081.45 : x
  2. Step 2: Convert to fraction form
    10,233.13/15,349.70 = 4,081.45/x
  3. Step 3: Cross multiply
    10,233.13x = 15,349.70 × 4,081.45
  4. Step 4: Simplify right side
    10,233.13x = 62,648,935.91
  5. Step 5: Solve for x
    x = 62,648,935.91/10,233.13
  6. Step 6: Final answer
    x = 6,122.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.