Home / 3,218.61-4,825.18-3,065.52

Finding the Fourth Proportional to 3,218.61, 4,825.18 and 3,065.52

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Solution

The fourth proportional to 3,218.61, 4,825.18 and 3,065.52 is: 4,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.61 : 4,825.18 = 3,065.52 : x
  2. Step 2: Convert to fraction form
    3,218.61/4,825.18 = 3,065.52/x
  3. Step 3: Cross multiply
    3,218.61x = 4,825.18 × 3,065.52
  4. Step 4: Simplify right side
    3,218.61x = 14,791,685.79
  5. Step 5: Solve for x
    x = 14,791,685.79/3,218.61
  6. Step 6: Final answer
    x = 4,595.68

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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.