Home / 5,260.38-7,893.45-2,338.61

Finding the Fourth Proportional to 5,260.38, 7,893.45 and 2,338.61

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Solution

The fourth proportional to 5,260.38, 7,893.45 and 2,338.61 is: 3,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.38 : 7,893.45 = 2,338.61 : x
  2. Step 2: Convert to fraction form
    5,260.38/7,893.45 = 2,338.61/x
  3. Step 3: Cross multiply
    5,260.38x = 7,893.45 × 2,338.61
  4. Step 4: Simplify right side
    5,260.38x = 18,459,661.64
  5. Step 5: Solve for x
    x = 18,459,661.64/5,260.38
  6. Step 6: Final answer
    x = 3,509.19

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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.