Home / 6,608.76-9,117.36-4,371.72

Finding the Fourth Proportional to 6,608.76, 9,117.36 and 4,371.72

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Solution

The fourth proportional to 6,608.76, 9,117.36 and 4,371.72 is: 6,031.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.76 : 9,117.36 = 4,371.72 : x
  2. Step 2: Convert to fraction form
    6,608.76/9,117.36 = 4,371.72/x
  3. Step 3: Cross multiply
    6,608.76x = 9,117.36 × 4,371.72
  4. Step 4: Simplify right side
    6,608.76x = 39,858,545.06
  5. Step 5: Solve for x
    x = 39,858,545.06/6,608.76
  6. Step 6: Final answer
    x = 6,031.17

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Find fourth proportional to 3,304.38, 4,558.68 and 2,185.86
Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.