Home / 6,117.88-9,177.45-2,371.62

Finding the Fourth Proportional to 6,117.88, 9,177.45 and 2,371.62

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Solution

The fourth proportional to 6,117.88, 9,177.45 and 2,371.62 is: 3,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.88 : 9,177.45 = 2,371.62 : x
  2. Step 2: Convert to fraction form
    6,117.88/9,177.45 = 2,371.62/x
  3. Step 3: Cross multiply
    6,117.88x = 9,177.45 × 2,371.62
  4. Step 4: Simplify right side
    6,117.88x = 21,765,423.97
  5. Step 5: Solve for x
    x = 21,765,423.97/6,117.88
  6. Step 6: Final answer
    x = 3,557.67

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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.