Home / 3,347.18-4,618.23-2,020.88

Finding the Fourth Proportional to 3,347.18, 4,618.23 and 2,020.88

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Solution

The fourth proportional to 3,347.18, 4,618.23 and 2,020.88 is: 2,788.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.18 : 4,618.23 = 2,020.88 : x
  2. Step 2: Convert to fraction form
    3,347.18/4,618.23 = 2,020.88/x
  3. Step 3: Cross multiply
    3,347.18x = 4,618.23 × 2,020.88
  4. Step 4: Simplify right side
    3,347.18x = 9,332,888.64
  5. Step 5: Solve for x
    x = 9,332,888.64/3,347.18
  6. Step 6: Final answer
    x = 2,788.28

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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.