Home / 8,427.24-12,643.02-3,233.52

Finding the Fourth Proportional to 8,427.24, 12,643.02 and 3,233.52

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Solution

The fourth proportional to 8,427.24, 12,643.02 and 3,233.52 is: 4,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.24 : 12,643.02 = 3,233.52 : x
  2. Step 2: Convert to fraction form
    8,427.24/12,643.02 = 3,233.52/x
  3. Step 3: Cross multiply
    8,427.24x = 12,643.02 × 3,233.52
  4. Step 4: Simplify right side
    8,427.24x = 40,881,458.03
  5. Step 5: Solve for x
    x = 40,881,458.03/8,427.24
  6. Step 6: Final answer
    x = 4,851.11

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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.