Home / 10,031.07-15,046.83-3,457.16

Finding the Fourth Proportional to 10,031.07, 15,046.83 and 3,457.16

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Solution

The fourth proportional to 10,031.07, 15,046.83 and 3,457.16 is: 5,185.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.07 : 15,046.83 = 3,457.16 : x
  2. Step 2: Convert to fraction form
    10,031.07/15,046.83 = 3,457.16/x
  3. Step 3: Cross multiply
    10,031.07x = 15,046.83 × 3,457.16
  4. Step 4: Simplify right side
    10,031.07x = 52,019,298.80
  5. Step 5: Solve for x
    x = 52,019,298.80/10,031.07
  6. Step 6: Final answer
    x = 5,185.82

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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.