Home / 8,915.45-13,373.10-2,341.53

Finding the Fourth Proportional to 8,915.45, 13,373.10 and 2,341.53

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Solution

The fourth proportional to 8,915.45, 13,373.10 and 2,341.53 is: 3,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.45 : 13,373.10 = 2,341.53 : x
  2. Step 2: Convert to fraction form
    8,915.45/13,373.10 = 2,341.53/x
  3. Step 3: Cross multiply
    8,915.45x = 13,373.10 × 2,341.53
  4. Step 4: Simplify right side
    8,915.45x = 31,313,514.84
  5. Step 5: Solve for x
    x = 31,313,514.84/8,915.45
  6. Step 6: Final answer
    x = 3,512.28

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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.