Home / 2,496.05-3,445.68-1,778.69

Finding the Fourth Proportional to 2,496.05, 3,445.68 and 1,778.69

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Solution

The fourth proportional to 2,496.05, 3,445.68 and 1,778.69 is: 2,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.05 : 3,445.68 = 1,778.69 : x
  2. Step 2: Convert to fraction form
    2,496.05/3,445.68 = 1,778.69/x
  3. Step 3: Cross multiply
    2,496.05x = 3,445.68 × 1,778.69
  4. Step 4: Simplify right side
    2,496.05x = 6,128,787.67
  5. Step 5: Solve for x
    x = 6,128,787.67/2,496.05
  6. Step 6: Final answer
    x = 2,455.40

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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.