Home / 6,127.28-9,191.26-1,744.40

Finding the Fourth Proportional to 6,127.28, 9,191.26 and 1,744.40

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Solution

The fourth proportional to 6,127.28, 9,191.26 and 1,744.40 is: 2,616.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.28 : 9,191.26 = 1,744.40 : x
  2. Step 2: Convert to fraction form
    6,127.28/9,191.26 = 1,744.40/x
  3. Step 3: Cross multiply
    6,127.28x = 9,191.26 × 1,744.40
  4. Step 4: Simplify right side
    6,127.28x = 16,033,207.40
  5. Step 5: Solve for x
    x = 16,033,207.40/6,127.28
  6. Step 6: Final answer
    x = 2,616.69

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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.