Home / 4,296.39-5,931.78-2,705.20

Finding the Fourth Proportional to 4,296.39, 5,931.78 and 2,705.20

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Solution

The fourth proportional to 4,296.39, 5,931.78 and 2,705.20 is: 3,734.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.39 : 5,931.78 = 2,705.20 : x
  2. Step 2: Convert to fraction form
    4,296.39/5,931.78 = 2,705.20/x
  3. Step 3: Cross multiply
    4,296.39x = 5,931.78 × 2,705.20
  4. Step 4: Simplify right side
    4,296.39x = 16,046,641.50
  5. Step 5: Solve for x
    x = 16,046,641.50/4,296.39
  6. Step 6: Final answer
    x = 3,734.91

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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.