Home / 3,951.02-5,452.40-2,182.62

Finding the Fourth Proportional to 3,951.02, 5,452.40 and 2,182.62

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Solution

The fourth proportional to 3,951.02, 5,452.40 and 2,182.62 is: 3,012.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.02 : 5,452.40 = 2,182.62 : x
  2. Step 2: Convert to fraction form
    3,951.02/5,452.40 = 2,182.62/x
  3. Step 3: Cross multiply
    3,951.02x = 5,452.40 × 2,182.62
  4. Step 4: Simplify right side
    3,951.02x = 11,900,506.37
  5. Step 5: Solve for x
    x = 11,900,506.37/3,951.02
  6. Step 6: Final answer
    x = 3,012.01

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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.