Home / 2,204.16-3,041.98-1,320.18

Finding the Fourth Proportional to 2,204.16, 3,041.98 and 1,320.18

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Solution

The fourth proportional to 2,204.16, 3,041.98 and 1,320.18 is: 1,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.16 : 3,041.98 = 1,320.18 : x
  2. Step 2: Convert to fraction form
    2,204.16/3,041.98 = 1,320.18/x
  3. Step 3: Cross multiply
    2,204.16x = 3,041.98 × 1,320.18
  4. Step 4: Simplify right side
    2,204.16x = 4,015,961.16
  5. Step 5: Solve for x
    x = 4,015,961.16/2,204.16
  6. Step 6: Final answer
    x = 1,821.99

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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.