Home / 2,248.30-3,102.12-1,303.55

Finding the Fourth Proportional to 2,248.30, 3,102.12 and 1,303.55

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Solution

The fourth proportional to 2,248.30, 3,102.12 and 1,303.55 is: 1,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.30 : 3,102.12 = 1,303.55 : x
  2. Step 2: Convert to fraction form
    2,248.30/3,102.12 = 1,303.55/x
  3. Step 3: Cross multiply
    2,248.30x = 3,102.12 × 1,303.55
  4. Step 4: Simplify right side
    2,248.30x = 4,043,772.95
  5. Step 5: Solve for x
    x = 4,043,772.95/2,248.30
  6. Step 6: Final answer
    x = 1,798.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.