Home / 5,690.71-7,851.84-3,452.14

Finding the Fourth Proportional to 5,690.71, 7,851.84 and 3,452.14

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Solution

The fourth proportional to 5,690.71, 7,851.84 and 3,452.14 is: 4,763.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.71 : 7,851.84 = 3,452.14 : x
  2. Step 2: Convert to fraction form
    5,690.71/7,851.84 = 3,452.14/x
  3. Step 3: Cross multiply
    5,690.71x = 7,851.84 × 3,452.14
  4. Step 4: Simplify right side
    5,690.71x = 27,105,650.94
  5. Step 5: Solve for x
    x = 27,105,650.94/5,690.71
  6. Step 6: Final answer
    x = 4,763.14

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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.