Home / 10,186.24-15,282.10-4,260.00

Finding the Fourth Proportional to 10,186.24, 15,282.10 and 4,260.00

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Solution

The fourth proportional to 10,186.24, 15,282.10 and 4,260.00 is: 6,391.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186.24 : 15,282.10 = 4,260.00 : x
  2. Step 2: Convert to fraction form
    10,186.24/15,282.10 = 4,260.00/x
  3. Step 3: Cross multiply
    10,186.24x = 15,282.10 × 4,260.00
  4. Step 4: Simplify right side
    10,186.24x = 65,101,820.15
  5. Step 5: Solve for x
    x = 65,101,820.15/10,186.24
  6. Step 6: Final answer
    x = 6,391.15

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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.