Home / 2,624.12-3,915.71-2,391.24

Finding the Fourth Proportional to 2,624.12, 3,915.71 and 2,391.24

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Solution

The fourth proportional to 2,624.12, 3,915.71 and 2,391.24 is: 3,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.12 : 3,915.71 = 2,391.24 : x
  2. Step 2: Convert to fraction form
    2,624.12/3,915.71 = 2,391.24/x
  3. Step 3: Cross multiply
    2,624.12x = 3,915.71 × 2,391.24
  4. Step 4: Simplify right side
    2,624.12x = 9,363,390.42
  5. Step 5: Solve for x
    x = 9,363,390.42/2,624.12
  6. Step 6: Final answer
    x = 3,568.21

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.