Home / 2,836.08-4,254.66-888.30

Finding the Fourth Proportional to 2,836.08, 4,254.66 and 888.30

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Solution

The fourth proportional to 2,836.08, 4,254.66 and 888.30 is: 1,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.08 : 4,254.66 = 888.30 : x
  2. Step 2: Convert to fraction form
    2,836.08/4,254.66 = 888.30/x
  3. Step 3: Cross multiply
    2,836.08x = 4,254.66 × 888.30
  4. Step 4: Simplify right side
    2,836.08x = 3,779,414.48
  5. Step 5: Solve for x
    x = 3,779,414.48/2,836.08
  6. Step 6: Final answer
    x = 1,332.62

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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.