Home / 3,306.34-4,562.29-1,979.74

Finding the Fourth Proportional to 3,306.34, 4,562.29 and 1,979.74

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Solution

The fourth proportional to 3,306.34, 4,562.29 and 1,979.74 is: 2,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.34 : 4,562.29 = 1,979.74 : x
  2. Step 2: Convert to fraction form
    3,306.34/4,562.29 = 1,979.74/x
  3. Step 3: Cross multiply
    3,306.34x = 4,562.29 × 1,979.74
  4. Step 4: Simplify right side
    3,306.34x = 9,032,148.00
  5. Step 5: Solve for x
    x = 9,032,148.00/3,306.34
  6. Step 6: Final answer
    x = 2,731.77

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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.