Home / 3,452.48-4,760.30-2,820.68

Finding the Fourth Proportional to 3,452.48, 4,760.30 and 2,820.68

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Solution

The fourth proportional to 3,452.48, 4,760.30 and 2,820.68 is: 3,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.48 : 4,760.30 = 2,820.68 : x
  2. Step 2: Convert to fraction form
    3,452.48/4,760.30 = 2,820.68/x
  3. Step 3: Cross multiply
    3,452.48x = 4,760.30 × 2,820.68
  4. Step 4: Simplify right side
    3,452.48x = 13,427,283.00
  5. Step 5: Solve for x
    x = 13,427,283.00/3,452.48
  6. Step 6: Final answer
    x = 3,889.17

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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.