Home / 3,518.32-5,275.52-2,217.04

Finding the Fourth Proportional to 3,518.32, 5,275.52 and 2,217.04

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Solution

The fourth proportional to 3,518.32, 5,275.52 and 2,217.04 is: 3,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.32 : 5,275.52 = 2,217.04 : x
  2. Step 2: Convert to fraction form
    3,518.32/5,275.52 = 2,217.04/x
  3. Step 3: Cross multiply
    3,518.32x = 5,275.52 × 2,217.04
  4. Step 4: Simplify right side
    3,518.32x = 11,696,038.86
  5. Step 5: Solve for x
    x = 11,696,038.86/3,518.32
  6. Step 6: Final answer
    x = 3,324.32

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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.