Home / 4,520.72-6,240.56-2,752.88

Finding the Fourth Proportional to 4,520.72, 6,240.56 and 2,752.88

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Solution

The fourth proportional to 4,520.72, 6,240.56 and 2,752.88 is: 3,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.72 : 6,240.56 = 2,752.88 : x
  2. Step 2: Convert to fraction form
    4,520.72/6,240.56 = 2,752.88/x
  3. Step 3: Cross multiply
    4,520.72x = 6,240.56 × 2,752.88
  4. Step 4: Simplify right side
    4,520.72x = 17,179,512.81
  5. Step 5: Solve for x
    x = 17,179,512.81/4,520.72
  6. Step 6: Final answer
    x = 3,800.17

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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.