Home / 4,874.10-6,726.33-2,778.18

Finding the Fourth Proportional to 4,874.10, 6,726.33 and 2,778.18

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Solution

The fourth proportional to 4,874.10, 6,726.33 and 2,778.18 is: 3,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.10 : 6,726.33 = 2,778.18 : x
  2. Step 2: Convert to fraction form
    4,874.10/6,726.33 = 2,778.18/x
  3. Step 3: Cross multiply
    4,874.10x = 6,726.33 × 2,778.18
  4. Step 4: Simplify right side
    4,874.10x = 18,686,955.48
  5. Step 5: Solve for x
    x = 18,686,955.48/4,874.10
  6. Step 6: Final answer
    x = 3,833.93

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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.