Home / 3,295.42-4,545.12-2,116.60

Finding the Fourth Proportional to 3,295.42, 4,545.12 and 2,116.60

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Solution

The fourth proportional to 3,295.42, 4,545.12 and 2,116.60 is: 2,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.42 : 4,545.12 = 2,116.60 : x
  2. Step 2: Convert to fraction form
    3,295.42/4,545.12 = 2,116.60/x
  3. Step 3: Cross multiply
    3,295.42x = 4,545.12 × 2,116.60
  4. Step 4: Simplify right side
    3,295.42x = 9,620,200.99
  5. Step 5: Solve for x
    x = 9,620,200.99/3,295.42
  6. Step 6: Final answer
    x = 2,919.26

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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.