Home / 3,320.18-4,941.07-3,209.46

Finding the Fourth Proportional to 3,320.18, 4,941.07 and 3,209.46

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Solution

The fourth proportional to 3,320.18, 4,941.07 and 3,209.46 is: 4,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.18 : 4,941.07 = 3,209.46 : x
  2. Step 2: Convert to fraction form
    3,320.18/4,941.07 = 3,209.46/x
  3. Step 3: Cross multiply
    3,320.18x = 4,941.07 × 3,209.46
  4. Step 4: Simplify right side
    3,320.18x = 15,858,166.52
  5. Step 5: Solve for x
    x = 15,858,166.52/3,320.18
  6. Step 6: Final answer
    x = 4,776.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.