Home / 5,510.19-8,260.97-2,911.71

Finding the Fourth Proportional to 5,510.19, 8,260.97 and 2,911.71

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Solution

The fourth proportional to 5,510.19, 8,260.97 and 2,911.71 is: 4,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.19 : 8,260.97 = 2,911.71 : x
  2. Step 2: Convert to fraction form
    5,510.19/8,260.97 = 2,911.71/x
  3. Step 3: Cross multiply
    5,510.19x = 8,260.97 × 2,911.71
  4. Step 4: Simplify right side
    5,510.19x = 24,053,534.40
  5. Step 5: Solve for x
    x = 24,053,534.40/5,510.19
  6. Step 6: Final answer
    x = 4,365.28

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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.