Home / 6,347.10-9,521.14-1,964.54

Finding the Fourth Proportional to 6,347.10, 9,521.14 and 1,964.54

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Solution

The fourth proportional to 6,347.10, 9,521.14 and 1,964.54 is: 2,946.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.10 : 9,521.14 = 1,964.54 : x
  2. Step 2: Convert to fraction form
    6,347.10/9,521.14 = 1,964.54/x
  3. Step 3: Cross multiply
    6,347.10x = 9,521.14 × 1,964.54
  4. Step 4: Simplify right side
    6,347.10x = 18,704,660.38
  5. Step 5: Solve for x
    x = 18,704,660.38/6,347.10
  6. Step 6: Final answer
    x = 2,946.96

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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.