Home / 5,013.38-6,918.87-2,917.91

Finding the Fourth Proportional to 5,013.38, 6,918.87 and 2,917.91

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Solution

The fourth proportional to 5,013.38, 6,918.87 and 2,917.91 is: 4,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.38 : 6,918.87 = 2,917.91 : x
  2. Step 2: Convert to fraction form
    5,013.38/6,918.87 = 2,917.91/x
  3. Step 3: Cross multiply
    5,013.38x = 6,918.87 × 2,917.91
  4. Step 4: Simplify right side
    5,013.38x = 20,188,605.37
  5. Step 5: Solve for x
    x = 20,188,605.37/5,013.38
  6. Step 6: Final answer
    x = 4,026.95

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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.