Home / 3,200.30-4,416.42-1,873.74

Finding the Fourth Proportional to 3,200.30, 4,416.42 and 1,873.74

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Solution

The fourth proportional to 3,200.30, 4,416.42 and 1,873.74 is: 2,585.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.30 : 4,416.42 = 1,873.74 : x
  2. Step 2: Convert to fraction form
    3,200.30/4,416.42 = 1,873.74/x
  3. Step 3: Cross multiply
    3,200.30x = 4,416.42 × 1,873.74
  4. Step 4: Simplify right side
    3,200.30x = 8,275,222.81
  5. Step 5: Solve for x
    x = 8,275,222.81/3,200.30
  6. Step 6: Final answer
    x = 2,585.77

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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.