Home / 3,257.12-4,885.65-1,065.35

Finding the Fourth Proportional to 3,257.12, 4,885.65 and 1,065.35

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Solution

The fourth proportional to 3,257.12, 4,885.65 and 1,065.35 is: 1,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.12 : 4,885.65 = 1,065.35 : x
  2. Step 2: Convert to fraction form
    3,257.12/4,885.65 = 1,065.35/x
  3. Step 3: Cross multiply
    3,257.12x = 4,885.65 × 1,065.35
  4. Step 4: Simplify right side
    3,257.12x = 5,204,902.80
  5. Step 5: Solve for x
    x = 5,204,902.80/3,257.12
  6. Step 6: Final answer
    x = 1,598.01

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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.