Home / 10,127.74-15,191.48-3,464.17

Finding the Fourth Proportional to 10,127.74, 15,191.48 and 3,464.17

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Solution

The fourth proportional to 10,127.74, 15,191.48 and 3,464.17 is: 5,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127.74 : 15,191.48 = 3,464.17 : x
  2. Step 2: Convert to fraction form
    10,127.74/15,191.48 = 3,464.17/x
  3. Step 3: Cross multiply
    10,127.74x = 15,191.48 × 3,464.17
  4. Step 4: Simplify right side
    10,127.74x = 52,625,775.99
  5. Step 5: Solve for x
    x = 52,625,775.99/10,127.74
  6. Step 6: Final answer
    x = 5,196.20

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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.