Home / 3,328.32-4,591.74-2,148.96

Finding the Fourth Proportional to 3,328.32, 4,591.74 and 2,148.96

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Solution

The fourth proportional to 3,328.32, 4,591.74 and 2,148.96 is: 2,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.32 : 4,591.74 = 2,148.96 : x
  2. Step 2: Convert to fraction form
    3,328.32/4,591.74 = 2,148.96/x
  3. Step 3: Cross multiply
    3,328.32x = 4,591.74 × 2,148.96
  4. Step 4: Simplify right side
    3,328.32x = 9,867,465.59
  5. Step 5: Solve for x
    x = 9,867,465.59/3,328.32
  6. Step 6: Final answer
    x = 2,964.70

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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.