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Finding the Fourth Proportional to 3,885.68, 5,829.98 and 2,326.79

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Solution

The fourth proportional to 3,885.68, 5,829.98 and 2,326.79 is: 3,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.68 : 5,829.98 = 2,326.79 : x
  2. Step 2: Convert to fraction form
    3,885.68/5,829.98 = 2,326.79/x
  3. Step 3: Cross multiply
    3,885.68x = 5,829.98 × 2,326.79
  4. Step 4: Simplify right side
    3,885.68x = 13,565,139.16
  5. Step 5: Solve for x
    x = 13,565,139.16/3,885.68
  6. Step 6: Final answer
    x = 3,491.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.