Home / 2,915.48-4,023.33-1,589.16

Finding the Fourth Proportional to 2,915.48, 4,023.33 and 1,589.16

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Solution

The fourth proportional to 2,915.48, 4,023.33 and 1,589.16 is: 2,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.48 : 4,023.33 = 1,589.16 : x
  2. Step 2: Convert to fraction form
    2,915.48/4,023.33 = 1,589.16/x
  3. Step 3: Cross multiply
    2,915.48x = 4,023.33 × 1,589.16
  4. Step 4: Simplify right side
    2,915.48x = 6,393,715.10
  5. Step 5: Solve for x
    x = 6,393,715.10/2,915.48
  6. Step 6: Final answer
    x = 2,193.02

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Why These Related Problems?

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