Home / 2,377.12-3,280.98-1,492.42

Finding the Fourth Proportional to 2,377.12, 3,280.98 and 1,492.42

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Solution

The fourth proportional to 2,377.12, 3,280.98 and 1,492.42 is: 2,059.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.12 : 3,280.98 = 1,492.42 : x
  2. Step 2: Convert to fraction form
    2,377.12/3,280.98 = 1,492.42/x
  3. Step 3: Cross multiply
    2,377.12x = 3,280.98 × 1,492.42
  4. Step 4: Simplify right side
    2,377.12x = 4,896,600.17
  5. Step 5: Solve for x
    x = 4,896,600.17/2,377.12
  6. Step 6: Final answer
    x = 2,059.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.