Home / 2,220.34-3,063.09-1,474.42

Finding the Fourth Proportional to 2,220.34, 3,063.09 and 1,474.42

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Solution

The fourth proportional to 2,220.34, 3,063.09 and 1,474.42 is: 2,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.34 : 3,063.09 = 1,474.42 : x
  2. Step 2: Convert to fraction form
    2,220.34/3,063.09 = 1,474.42/x
  3. Step 3: Cross multiply
    2,220.34x = 3,063.09 × 1,474.42
  4. Step 4: Simplify right side
    2,220.34x = 4,516,281.16
  5. Step 5: Solve for x
    x = 4,516,281.16/2,220.34
  6. Step 6: Final answer
    x = 2,034.05

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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.