Home / 8,303.13-12,460.17-3,921.03

Finding the Fourth Proportional to 8,303.13, 12,460.17 and 3,921.03

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Solution

The fourth proportional to 8,303.13, 12,460.17 and 3,921.03 is: 5,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.13 : 12,460.17 = 3,921.03 : x
  2. Step 2: Convert to fraction form
    8,303.13/12,460.17 = 3,921.03/x
  3. Step 3: Cross multiply
    8,303.13x = 12,460.17 × 3,921.03
  4. Step 4: Simplify right side
    8,303.13x = 48,856,700.38
  5. Step 5: Solve for x
    x = 48,856,700.38/8,303.13
  6. Step 6: Final answer
    x = 5,884.13

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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.