Home / 4,077.84-5,627.36-2,260.81

Finding the Fourth Proportional to 4,077.84, 5,627.36 and 2,260.81

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Solution

The fourth proportional to 4,077.84, 5,627.36 and 2,260.81 is: 3,119.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.84 : 5,627.36 = 2,260.81 : x
  2. Step 2: Convert to fraction form
    4,077.84/5,627.36 = 2,260.81/x
  3. Step 3: Cross multiply
    4,077.84x = 5,627.36 × 2,260.81
  4. Step 4: Simplify right side
    4,077.84x = 12,722,391.76
  5. Step 5: Solve for x
    x = 12,722,391.76/4,077.84
  6. Step 6: Final answer
    x = 3,119.88

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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.