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Finding the Fourth Proportional to 2,703.58, 3,729.25 and 2,073.08

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Solution

The fourth proportional to 2,703.58, 3,729.25 and 2,073.08 is: 2,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.58 : 3,729.25 = 2,073.08 : x
  2. Step 2: Convert to fraction form
    2,703.58/3,729.25 = 2,073.08/x
  3. Step 3: Cross multiply
    2,703.58x = 3,729.25 × 2,073.08
  4. Step 4: Simplify right side
    2,703.58x = 7,731,033.59
  5. Step 5: Solve for x
    x = 7,731,033.59/2,703.58
  6. Step 6: Final answer
    x = 2,859.55

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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.