Home / 2,710.24-3,740.28-1,591.20

Finding the Fourth Proportional to 2,710.24, 3,740.28 and 1,591.20

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Solution

The fourth proportional to 2,710.24, 3,740.28 and 1,591.20 is: 2,195.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.24 : 3,740.28 = 1,591.20 : x
  2. Step 2: Convert to fraction form
    2,710.24/3,740.28 = 1,591.20/x
  3. Step 3: Cross multiply
    2,710.24x = 3,740.28 × 1,591.20
  4. Step 4: Simplify right side
    2,710.24x = 5,951,533.54
  5. Step 5: Solve for x
    x = 5,951,533.54/2,710.24
  6. Step 6: Final answer
    x = 2,195.94

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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.