Home / 3,915.31-5,874.65-2,599.53

Finding the Fourth Proportional to 3,915.31, 5,874.65 and 2,599.53

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Solution

The fourth proportional to 3,915.31, 5,874.65 and 2,599.53 is: 3,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.31 : 5,874.65 = 2,599.53 : x
  2. Step 2: Convert to fraction form
    3,915.31/5,874.65 = 2,599.53/x
  3. Step 3: Cross multiply
    3,915.31x = 5,874.65 × 2,599.53
  4. Step 4: Simplify right side
    3,915.31x = 15,271,328.91
  5. Step 5: Solve for x
    x = 15,271,328.91/3,915.31
  6. Step 6: Final answer
    x = 3,900.41

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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.