Home / 4,264.48-6,390.88-2,180.12

Finding the Fourth Proportional to 4,264.48, 6,390.88 and 2,180.12

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Solution

The fourth proportional to 4,264.48, 6,390.88 and 2,180.12 is: 3,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.48 : 6,390.88 = 2,180.12 : x
  2. Step 2: Convert to fraction form
    4,264.48/6,390.88 = 2,180.12/x
  3. Step 3: Cross multiply
    4,264.48x = 6,390.88 × 2,180.12
  4. Step 4: Simplify right side
    4,264.48x = 13,932,885.31
  5. Step 5: Solve for x
    x = 13,932,885.31/4,264.48
  6. Step 6: Final answer
    x = 3,267.19

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