Home / 3,200.98-4,416.28-1,873.74

Finding the Fourth Proportional to 3,200.98, 4,416.28 and 1,873.74

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Solution

The fourth proportional to 3,200.98, 4,416.28 and 1,873.74 is: 2,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.98 : 4,416.28 = 1,873.74 : x
  2. Step 2: Convert to fraction form
    3,200.98/4,416.28 = 1,873.74/x
  3. Step 3: Cross multiply
    3,200.98x = 4,416.28 × 1,873.74
  4. Step 4: Simplify right side
    3,200.98x = 8,274,960.49
  5. Step 5: Solve for x
    x = 8,274,960.49/3,200.98
  6. Step 6: Final answer
    x = 2,585.13

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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.