Home / 10,117.88-15,173.18-4,274.95

Finding the Fourth Proportional to 10,117.88, 15,173.18 and 4,274.95

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Solution

The fourth proportional to 10,117.88, 15,173.18 and 4,274.95 is: 6,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.88 : 15,173.18 = 4,274.95 : x
  2. Step 2: Convert to fraction form
    10,117.88/15,173.18 = 4,274.95/x
  3. Step 3: Cross multiply
    10,117.88x = 15,173.18 × 4,274.95
  4. Step 4: Simplify right side
    10,117.88x = 64,864,537.22
  5. Step 5: Solve for x
    x = 64,864,537.22/10,117.88
  6. Step 6: Final answer
    x = 6,410.88

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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.