Home / 4,065.60-5,610.45-2,297.28

Finding the Fourth Proportional to 4,065.60, 5,610.45 and 2,297.28

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Solution

The fourth proportional to 4,065.60, 5,610.45 and 2,297.28 is: 3,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.60 : 5,610.45 = 2,297.28 : x
  2. Step 2: Convert to fraction form
    4,065.60/5,610.45 = 2,297.28/x
  3. Step 3: Cross multiply
    4,065.60x = 5,610.45 × 2,297.28
  4. Step 4: Simplify right side
    4,065.60x = 12,888,774.58
  5. Step 5: Solve for x
    x = 12,888,774.58/4,065.60
  6. Step 6: Final answer
    x = 3,170.20

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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.