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Finding the Fourth Proportional to 3,703.32, 5,551.32 and 1,851.64

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Solution

The fourth proportional to 3,703.32, 5,551.32 and 1,851.64 is: 2,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.32 : 5,551.32 = 1,851.64 : x
  2. Step 2: Convert to fraction form
    3,703.32/5,551.32 = 1,851.64/x
  3. Step 3: Cross multiply
    3,703.32x = 5,551.32 × 1,851.64
  4. Step 4: Simplify right side
    3,703.32x = 10,279,046.16
  5. Step 5: Solve for x
    x = 10,279,046.16/3,703.32
  6. Step 6: Final answer
    x = 2,775.63

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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.