Home / 2,394.47-3,305.49-1,766.30

Finding the Fourth Proportional to 2,394.47, 3,305.49 and 1,766.30

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Solution

The fourth proportional to 2,394.47, 3,305.49 and 1,766.30 is: 2,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.47 : 3,305.49 = 1,766.30 : x
  2. Step 2: Convert to fraction form
    2,394.47/3,305.49 = 1,766.30/x
  3. Step 3: Cross multiply
    2,394.47x = 3,305.49 × 1,766.30
  4. Step 4: Simplify right side
    2,394.47x = 5,838,486.99
  5. Step 5: Solve for x
    x = 5,838,486.99/2,394.47
  6. Step 6: Final answer
    x = 2,438.32

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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.