Home / 2,915.18-4,365.14-2,674.61

Finding the Fourth Proportional to 2,915.18, 4,365.14 and 2,674.61

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Solution

The fourth proportional to 2,915.18, 4,365.14 and 2,674.61 is: 4,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.18 : 4,365.14 = 2,674.61 : x
  2. Step 2: Convert to fraction form
    2,915.18/4,365.14 = 2,674.61/x
  3. Step 3: Cross multiply
    2,915.18x = 4,365.14 × 2,674.61
  4. Step 4: Simplify right side
    2,915.18x = 11,675,011.90
  5. Step 5: Solve for x
    x = 11,675,011.90/2,915.18
  6. Step 6: Final answer
    x = 4,004.91

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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.