Home / 6,126.48-9,188.51-1,742.76

Finding the Fourth Proportional to 6,126.48, 9,188.51 and 1,742.76

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Solution

The fourth proportional to 6,126.48, 9,188.51 and 1,742.76 is: 2,613.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.48 : 9,188.51 = 1,742.76 : x
  2. Step 2: Convert to fraction form
    6,126.48/9,188.51 = 1,742.76/x
  3. Step 3: Cross multiply
    6,126.48x = 9,188.51 × 1,742.76
  4. Step 4: Simplify right side
    6,126.48x = 16,013,358.97
  5. Step 5: Solve for x
    x = 16,013,358.97/6,126.48
  6. Step 6: Final answer
    x = 2,613.79

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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.