Home / 2,605.36-3,595.30-1,426.44

Finding the Fourth Proportional to 2,605.36, 3,595.30 and 1,426.44

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Solution

The fourth proportional to 2,605.36, 3,595.30 and 1,426.44 is: 1,968.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.36 : 3,595.30 = 1,426.44 : x
  2. Step 2: Convert to fraction form
    2,605.36/3,595.30 = 1,426.44/x
  3. Step 3: Cross multiply
    2,605.36x = 3,595.30 × 1,426.44
  4. Step 4: Simplify right side
    2,605.36x = 5,128,479.73
  5. Step 5: Solve for x
    x = 5,128,479.73/2,605.36
  6. Step 6: Final answer
    x = 1,968.43

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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.