Home / 2,837.32-4,252.40-1,275.10

Finding the Fourth Proportional to 2,837.32, 4,252.40 and 1,275.10

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Solution

The fourth proportional to 2,837.32, 4,252.40 and 1,275.10 is: 1,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.32 : 4,252.40 = 1,275.10 : x
  2. Step 2: Convert to fraction form
    2,837.32/4,252.40 = 1,275.10/x
  3. Step 3: Cross multiply
    2,837.32x = 4,252.40 × 1,275.10
  4. Step 4: Simplify right side
    2,837.32x = 5,422,235.24
  5. Step 5: Solve for x
    x = 5,422,235.24/2,837.32
  6. Step 6: Final answer
    x = 1,911.04

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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.