Home / 5,913.25-8,160.19-3,260.91

Finding the Fourth Proportional to 5,913.25, 8,160.19 and 3,260.91

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Solution

The fourth proportional to 5,913.25, 8,160.19 and 3,260.91 is: 4,500.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.25 : 8,160.19 = 3,260.91 : x
  2. Step 2: Convert to fraction form
    5,913.25/8,160.19 = 3,260.91/x
  3. Step 3: Cross multiply
    5,913.25x = 8,160.19 × 3,260.91
  4. Step 4: Simplify right side
    5,913.25x = 26,609,645.17
  5. Step 5: Solve for x
    x = 26,609,645.17/5,913.25
  6. Step 6: Final answer
    x = 4,500.00

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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.