Home / 2,864.98-3,954.45-2,346.58

Finding the Fourth Proportional to 2,864.98, 3,954.45 and 2,346.58

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Solution

The fourth proportional to 2,864.98, 3,954.45 and 2,346.58 is: 3,238.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.98 : 3,954.45 = 2,346.58 : x
  2. Step 2: Convert to fraction form
    2,864.98/3,954.45 = 2,346.58/x
  3. Step 3: Cross multiply
    2,864.98x = 3,954.45 × 2,346.58
  4. Step 4: Simplify right side
    2,864.98x = 9,279,433.28
  5. Step 5: Solve for x
    x = 9,279,433.28/2,864.98
  6. Step 6: Final answer
    x = 3,238.92

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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.