Home / 5,491.26-8,236.90-1,595.70

Finding the Fourth Proportional to 5,491.26, 8,236.90 and 1,595.70

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Solution

The fourth proportional to 5,491.26, 8,236.90 and 1,595.70 is: 2,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.26 : 8,236.90 = 1,595.70 : x
  2. Step 2: Convert to fraction form
    5,491.26/8,236.90 = 1,595.70/x
  3. Step 3: Cross multiply
    5,491.26x = 8,236.90 × 1,595.70
  4. Step 4: Simplify right side
    5,491.26x = 13,143,621.33
  5. Step 5: Solve for x
    x = 13,143,621.33/5,491.26
  6. Step 6: Final answer
    x = 2,393.55

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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.