Home / 2,836.22-4,254.12-888.39

Finding the Fourth Proportional to 2,836.22, 4,254.12 and 888.39

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Solution

The fourth proportional to 2,836.22, 4,254.12 and 888.39 is: 1,332.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.22 : 4,254.12 = 888.39 : x
  2. Step 2: Convert to fraction form
    2,836.22/4,254.12 = 888.39/x
  3. Step 3: Cross multiply
    2,836.22x = 4,254.12 × 888.39
  4. Step 4: Simplify right side
    2,836.22x = 3,779,317.67
  5. Step 5: Solve for x
    x = 3,779,317.67/2,836.22
  6. Step 6: Final answer
    x = 1,332.52

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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.