Home / 3,448.30-5,169.23-1,256.53

Finding the Fourth Proportional to 3,448.30, 5,169.23 and 1,256.53

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Solution

The fourth proportional to 3,448.30, 5,169.23 and 1,256.53 is: 1,883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.30 : 5,169.23 = 1,256.53 : x
  2. Step 2: Convert to fraction form
    3,448.30/5,169.23 = 1,256.53/x
  3. Step 3: Cross multiply
    3,448.30x = 5,169.23 × 1,256.53
  4. Step 4: Simplify right side
    3,448.30x = 6,495,266.73
  5. Step 5: Solve for x
    x = 6,495,266.73/3,448.30
  6. Step 6: Final answer
    x = 1,883.62

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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.