Home / 5,152.76-7,110.84-2,794.92

Finding the Fourth Proportional to 5,152.76, 7,110.84 and 2,794.92

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Solution

The fourth proportional to 5,152.76, 7,110.84 and 2,794.92 is: 3,857.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.76 : 7,110.84 = 2,794.92 : x
  2. Step 2: Convert to fraction form
    5,152.76/7,110.84 = 2,794.92/x
  3. Step 3: Cross multiply
    5,152.76x = 7,110.84 × 2,794.92
  4. Step 4: Simplify right side
    5,152.76x = 19,874,228.93
  5. Step 5: Solve for x
    x = 19,874,228.93/5,152.76
  6. Step 6: Final answer
    x = 3,857.01

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Half scale
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Double scale
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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.