Home / 3,772.08-5,656.68-1,306.44

Finding the Fourth Proportional to 3,772.08, 5,656.68 and 1,306.44

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Solution

The fourth proportional to 3,772.08, 5,656.68 and 1,306.44 is: 1,959.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.08 : 5,656.68 = 1,306.44 : x
  2. Step 2: Convert to fraction form
    3,772.08/5,656.68 = 1,306.44/x
  3. Step 3: Cross multiply
    3,772.08x = 5,656.68 × 1,306.44
  4. Step 4: Simplify right side
    3,772.08x = 7,390,113.02
  5. Step 5: Solve for x
    x = 7,390,113.02/3,772.08
  6. Step 6: Final answer
    x = 1,959.16

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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.