Home / 2,220.56-3,330.84-1,066.04

Finding the Fourth Proportional to 2,220.56, 3,330.84 and 1,066.04

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Solution

The fourth proportional to 2,220.56, 3,330.84 and 1,066.04 is: 1,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.56 : 3,330.84 = 1,066.04 : x
  2. Step 2: Convert to fraction form
    2,220.56/3,330.84 = 1,066.04/x
  3. Step 3: Cross multiply
    2,220.56x = 3,330.84 × 1,066.04
  4. Step 4: Simplify right side
    2,220.56x = 3,550,808.67
  5. Step 5: Solve for x
    x = 3,550,808.67/2,220.56
  6. Step 6: Final answer
    x = 1,599.06

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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.