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Finding the Fourth Proportional to 2,684.39, 3,703.87 and 2,595.90

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Solution

The fourth proportional to 2,684.39, 3,703.87 and 2,595.90 is: 3,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.39 : 3,703.87 = 2,595.90 : x
  2. Step 2: Convert to fraction form
    2,684.39/3,703.87 = 2,595.90/x
  3. Step 3: Cross multiply
    2,684.39x = 3,703.87 × 2,595.90
  4. Step 4: Simplify right side
    2,684.39x = 9,614,862.70
  5. Step 5: Solve for x
    x = 9,614,862.70/2,684.39
  6. Step 6: Final answer
    x = 3,581.77

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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.