Home / 2,948.30-4,422.18-1,488.44

Finding the Fourth Proportional to 2,948.30, 4,422.18 and 1,488.44

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Solution

The fourth proportional to 2,948.30, 4,422.18 and 1,488.44 is: 2,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.30 : 4,422.18 = 1,488.44 : x
  2. Step 2: Convert to fraction form
    2,948.30/4,422.18 = 1,488.44/x
  3. Step 3: Cross multiply
    2,948.30x = 4,422.18 × 1,488.44
  4. Step 4: Simplify right side
    2,948.30x = 6,582,149.60
  5. Step 5: Solve for x
    x = 6,582,149.60/2,948.30
  6. Step 6: Final answer
    x = 2,232.52

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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.