Home / 5,260.10-7,259.73-3,164.66

Finding the Fourth Proportional to 5,260.10, 7,259.73 and 3,164.66

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Solution

The fourth proportional to 5,260.10, 7,259.73 and 3,164.66 is: 4,367.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.10 : 7,259.73 = 3,164.66 : x
  2. Step 2: Convert to fraction form
    5,260.10/7,259.73 = 3,164.66/x
  3. Step 3: Cross multiply
    5,260.10x = 7,259.73 × 3,164.66
  4. Step 4: Simplify right side
    5,260.10x = 22,974,577.14
  5. Step 5: Solve for x
    x = 22,974,577.14/5,260.10
  6. Step 6: Final answer
    x = 4,367.71

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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.