Home / 3,319.37-4,580.54-1,902.76

Finding the Fourth Proportional to 3,319.37, 4,580.54 and 1,902.76

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Solution

The fourth proportional to 3,319.37, 4,580.54 and 1,902.76 is: 2,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.37 : 4,580.54 = 1,902.76 : x
  2. Step 2: Convert to fraction form
    3,319.37/4,580.54 = 1,902.76/x
  3. Step 3: Cross multiply
    3,319.37x = 4,580.54 × 1,902.76
  4. Step 4: Simplify right side
    3,319.37x = 8,715,635.87
  5. Step 5: Solve for x
    x = 8,715,635.87/3,319.37
  6. Step 6: Final answer
    x = 2,625.69

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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.