Home / 10,278.86-15,418.05-5,893.10

Finding the Fourth Proportional to 10,278.86, 15,418.05 and 5,893.10

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Solution

The fourth proportional to 10,278.86, 15,418.05 and 5,893.10 is: 8,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.86 : 15,418.05 = 5,893.10 : x
  2. Step 2: Convert to fraction form
    10,278.86/15,418.05 = 5,893.10/x
  3. Step 3: Cross multiply
    10,278.86x = 15,418.05 × 5,893.10
  4. Step 4: Simplify right side
    10,278.86x = 90,860,110.46
  5. Step 5: Solve for x
    x = 90,860,110.46/10,278.86
  6. Step 6: Final answer
    x = 8,839.51

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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.