Home / 10,348.53-15,522.78-4,503.78

Finding the Fourth Proportional to 10,348.53, 15,522.78 and 4,503.78

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Solution

The fourth proportional to 10,348.53, 15,522.78 and 4,503.78 is: 6,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.53 : 15,522.78 = 4,503.78 : x
  2. Step 2: Convert to fraction form
    10,348.53/15,522.78 = 4,503.78/x
  3. Step 3: Cross multiply
    10,348.53x = 15,522.78 × 4,503.78
  4. Step 4: Simplify right side
    10,348.53x = 69,911,186.11
  5. Step 5: Solve for x
    x = 69,911,186.11/10,348.53
  6. Step 6: Final answer
    x = 6,755.66

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1.5x scale

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.