Home / 2,412.32-3,619.04-1,025.70

Finding the Fourth Proportional to 2,412.32, 3,619.04 and 1,025.70

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Solution

The fourth proportional to 2,412.32, 3,619.04 and 1,025.70 is: 1,538.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.32 : 3,619.04 = 1,025.70 : x
  2. Step 2: Convert to fraction form
    2,412.32/3,619.04 = 1,025.70/x
  3. Step 3: Cross multiply
    2,412.32x = 3,619.04 × 1,025.70
  4. Step 4: Simplify right side
    2,412.32x = 3,712,049.33
  5. Step 5: Solve for x
    x = 3,712,049.33/2,412.32
  6. Step 6: Final answer
    x = 1,538.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.