Home / 6,362.19-9,541.89-1,978.65

Finding the Fourth Proportional to 6,362.19, 9,541.89 and 1,978.65

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Solution

The fourth proportional to 6,362.19, 9,541.89 and 1,978.65 is: 2,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,362.19 : 9,541.89 = 1,978.65 : x
  2. Step 2: Convert to fraction form
    6,362.19/9,541.89 = 1,978.65/x
  3. Step 3: Cross multiply
    6,362.19x = 9,541.89 × 1,978.65
  4. Step 4: Simplify right side
    6,362.19x = 18,880,060.65
  5. Step 5: Solve for x
    x = 18,880,060.65/6,362.19
  6. Step 6: Final answer
    x = 2,967.54

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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.