Home / 2,863.08-4,295.16-914.76

Finding the Fourth Proportional to 2,863.08, 4,295.16 and 914.76

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Solution

The fourth proportional to 2,863.08, 4,295.16 and 914.76 is: 1,372.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.08 : 4,295.16 = 914.76 : x
  2. Step 2: Convert to fraction form
    2,863.08/4,295.16 = 914.76/x
  3. Step 3: Cross multiply
    2,863.08x = 4,295.16 × 914.76
  4. Step 4: Simplify right side
    2,863.08x = 3,929,040.56
  5. Step 5: Solve for x
    x = 3,929,040.56/2,863.08
  6. Step 6: Final answer
    x = 1,372.31

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.