Home / 10,278.93-15,416.77-3,701.73

Finding the Fourth Proportional to 10,278.93, 15,416.77 and 3,701.73

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Solution

The fourth proportional to 10,278.93, 15,416.77 and 3,701.73 is: 5,552.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.93 : 15,416.77 = 3,701.73 : x
  2. Step 2: Convert to fraction form
    10,278.93/15,416.77 = 3,701.73/x
  3. Step 3: Cross multiply
    10,278.93x = 15,416.77 × 3,701.73
  4. Step 4: Simplify right side
    10,278.93x = 57,068,720.01
  5. Step 5: Solve for x
    x = 57,068,720.01/10,278.93
  6. Step 6: Final answer
    x = 5,552.01

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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.