Home / 2,220.55-3,065.24-1,474.27

Finding the Fourth Proportional to 2,220.55, 3,065.24 and 1,474.27

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Solution

The fourth proportional to 2,220.55, 3,065.24 and 1,474.27 is: 2,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.55 : 3,065.24 = 1,474.27 : x
  2. Step 2: Convert to fraction form
    2,220.55/3,065.24 = 1,474.27/x
  3. Step 3: Cross multiply
    2,220.55x = 3,065.24 × 1,474.27
  4. Step 4: Simplify right side
    2,220.55x = 4,518,987.40
  5. Step 5: Solve for x
    x = 4,518,987.40/2,220.55
  6. Step 6: Final answer
    x = 2,035.08

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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.