Home / 1,837.92-2,536.20-1,445.88

Finding the Fourth Proportional to 1,837.92, 2,536.20 and 1,445.88

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Solution

The fourth proportional to 1,837.92, 2,536.20 and 1,445.88 is: 1,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.92 : 2,536.20 = 1,445.88 : x
  2. Step 2: Convert to fraction form
    1,837.92/2,536.20 = 1,445.88/x
  3. Step 3: Cross multiply
    1,837.92x = 2,536.20 × 1,445.88
  4. Step 4: Simplify right side
    1,837.92x = 3,667,040.86
  5. Step 5: Solve for x
    x = 3,667,040.86/1,837.92
  6. Step 6: Final answer
    x = 1,995.21

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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.