Home / 3,723.32-5,136.55-2,306.63

Finding the Fourth Proportional to 3,723.32, 5,136.55 and 2,306.63

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Solution

The fourth proportional to 3,723.32, 5,136.55 and 2,306.63 is: 3,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.32 : 5,136.55 = 2,306.63 : x
  2. Step 2: Convert to fraction form
    3,723.32/5,136.55 = 2,306.63/x
  3. Step 3: Cross multiply
    3,723.32x = 5,136.55 × 2,306.63
  4. Step 4: Simplify right side
    3,723.32x = 11,848,127.40
  5. Step 5: Solve for x
    x = 11,848,127.40/3,723.32
  6. Step 6: Final answer
    x = 3,182.14

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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.