Home / 2,836.10-4,248.60-1,859.24

Finding the Fourth Proportional to 2,836.10, 4,248.60 and 1,859.24

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Solution

The fourth proportional to 2,836.10, 4,248.60 and 1,859.24 is: 2,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.10 : 4,248.60 = 1,859.24 : x
  2. Step 2: Convert to fraction form
    2,836.10/4,248.60 = 1,859.24/x
  3. Step 3: Cross multiply
    2,836.10x = 4,248.60 × 1,859.24
  4. Step 4: Simplify right side
    2,836.10x = 7,899,145.82
  5. Step 5: Solve for x
    x = 7,899,145.82/2,836.10
  6. Step 6: Final answer
    x = 2,785.22

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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.