Home / 6,343.30-9,521.79-3,572.64

Finding the Fourth Proportional to 6,343.30, 9,521.79 and 3,572.64

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Solution

The fourth proportional to 6,343.30, 9,521.79 and 3,572.64 is: 5,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.30 : 9,521.79 = 3,572.64 : x
  2. Step 2: Convert to fraction form
    6,343.30/9,521.79 = 3,572.64/x
  3. Step 3: Cross multiply
    6,343.30x = 9,521.79 × 3,572.64
  4. Step 4: Simplify right side
    6,343.30x = 34,017,927.83
  5. Step 5: Solve for x
    x = 34,017,927.83/6,343.30
  6. Step 6: Final answer
    x = 5,362.81

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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.