Home / 4,267.80-5,889.16-3,149.36

Finding the Fourth Proportional to 4,267.80, 5,889.16 and 3,149.36

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Solution

The fourth proportional to 4,267.80, 5,889.16 and 3,149.36 is: 4,345.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.80 : 5,889.16 = 3,149.36 : x
  2. Step 2: Convert to fraction form
    4,267.80/5,889.16 = 3,149.36/x
  3. Step 3: Cross multiply
    4,267.80x = 5,889.16 × 3,149.36
  4. Step 4: Simplify right side
    4,267.80x = 18,547,084.94
  5. Step 5: Solve for x
    x = 18,547,084.94/4,267.80
  6. Step 6: Final answer
    x = 4,345.82

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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.