Home / 7,947.89-10,967.87-4,411.01

Finding the Fourth Proportional to 7,947.89, 10,967.87 and 4,411.01

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Solution

The fourth proportional to 7,947.89, 10,967.87 and 4,411.01 is: 6,087.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.89 : 10,967.87 = 4,411.01 : x
  2. Step 2: Convert to fraction form
    7,947.89/10,967.87 = 4,411.01/x
  3. Step 3: Cross multiply
    7,947.89x = 10,967.87 × 4,411.01
  4. Step 4: Simplify right side
    7,947.89x = 48,379,340.44
  5. Step 5: Solve for x
    x = 48,379,340.44/7,947.89
  6. Step 6: Final answer
    x = 6,087.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.