Home / 4,065.24-5,615.28-3,569.52

Finding the Fourth Proportional to 4,065.24, 5,615.28 and 3,569.52

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Solution

The fourth proportional to 4,065.24, 5,615.28 and 3,569.52 is: 4,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.24 : 5,615.28 = 3,569.52 : x
  2. Step 2: Convert to fraction form
    4,065.24/5,615.28 = 3,569.52/x
  3. Step 3: Cross multiply
    4,065.24x = 5,615.28 × 3,569.52
  4. Step 4: Simplify right side
    4,065.24x = 20,043,854.27
  5. Step 5: Solve for x
    x = 20,043,854.27/4,065.24
  6. Step 6: Final answer
    x = 4,930.55

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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.