Home / 5,913.08-8,160.09-3,260.66

Finding the Fourth Proportional to 5,913.08, 8,160.09 and 3,260.66

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Solution

The fourth proportional to 5,913.08, 8,160.09 and 3,260.66 is: 4,499.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.08 : 8,160.09 = 3,260.66 : x
  2. Step 2: Convert to fraction form
    5,913.08/8,160.09 = 3,260.66/x
  3. Step 3: Cross multiply
    5,913.08x = 8,160.09 × 3,260.66
  4. Step 4: Simplify right side
    5,913.08x = 26,607,279.06
  5. Step 5: Solve for x
    x = 26,607,279.06/5,913.08
  6. Step 6: Final answer
    x = 4,499.73

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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.