Home / 2,685.39-3,703.97-2,595.08

Finding the Fourth Proportional to 2,685.39, 3,703.97 and 2,595.08

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Solution

The fourth proportional to 2,685.39, 3,703.97 and 2,595.08 is: 3,579.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.39 : 3,703.97 = 2,595.08 : x
  2. Step 2: Convert to fraction form
    2,685.39/3,703.97 = 2,595.08/x
  3. Step 3: Cross multiply
    2,685.39x = 3,703.97 × 2,595.08
  4. Step 4: Simplify right side
    2,685.39x = 9,612,066.97
  5. Step 5: Solve for x
    x = 9,612,066.97/2,685.39
  6. Step 6: Final answer
    x = 3,579.39

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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.