Home / 3,319.04-4,979.76-1,674.35

Finding the Fourth Proportional to 3,319.04, 4,979.76 and 1,674.35

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Solution

The fourth proportional to 3,319.04, 4,979.76 and 1,674.35 is: 2,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.04 : 4,979.76 = 1,674.35 : x
  2. Step 2: Convert to fraction form
    3,319.04/4,979.76 = 1,674.35/x
  3. Step 3: Cross multiply
    3,319.04x = 4,979.76 × 1,674.35
  4. Step 4: Simplify right side
    3,319.04x = 8,337,873.61
  5. Step 5: Solve for x
    x = 8,337,873.61/3,319.04
  6. Step 6: Final answer
    x = 2,512.13

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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.