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Finding the Fourth Proportional to 2,295.24, 3,442.86 and 833.76

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Solution

The fourth proportional to 2,295.24, 3,442.86 and 833.76 is: 1,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.24 : 3,442.86 = 833.76 : x
  2. Step 2: Convert to fraction form
    2,295.24/3,442.86 = 833.76/x
  3. Step 3: Cross multiply
    2,295.24x = 3,442.86 × 833.76
  4. Step 4: Simplify right side
    2,295.24x = 2,870,518.95
  5. Step 5: Solve for x
    x = 2,870,518.95/2,295.24
  6. Step 6: Final answer
    x = 1,250.64

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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.