Home / 3,755.20-5,182.56-2,263.60

Finding the Fourth Proportional to 3,755.20, 5,182.56 and 2,263.60

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Solution

The fourth proportional to 3,755.20, 5,182.56 and 2,263.60 is: 3,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.20 : 5,182.56 = 2,263.60 : x
  2. Step 2: Convert to fraction form
    3,755.20/5,182.56 = 2,263.60/x
  3. Step 3: Cross multiply
    3,755.20x = 5,182.56 × 2,263.60
  4. Step 4: Simplify right side
    3,755.20x = 11,731,242.82
  5. Step 5: Solve for x
    x = 11,731,242.82/3,755.20
  6. Step 6: Final answer
    x = 3,124.00

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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.