Home / 4,304.72-6,459.24-3,211.28

Finding the Fourth Proportional to 4,304.72, 6,459.24 and 3,211.28

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Solution

The fourth proportional to 4,304.72, 6,459.24 and 3,211.28 is: 4,818.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304.72 : 6,459.24 = 3,211.28 : x
  2. Step 2: Convert to fraction form
    4,304.72/6,459.24 = 3,211.28/x
  3. Step 3: Cross multiply
    4,304.72x = 6,459.24 × 3,211.28
  4. Step 4: Simplify right side
    4,304.72x = 20,742,428.23
  5. Step 5: Solve for x
    x = 20,742,428.23/4,304.72
  6. Step 6: Final answer
    x = 4,818.53

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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.