Home / 7,298.16-10,947.78-2,104.44

Finding the Fourth Proportional to 7,298.16, 10,947.78 and 2,104.44

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Solution

The fourth proportional to 7,298.16, 10,947.78 and 2,104.44 is: 3,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.16 : 10,947.78 = 2,104.44 : x
  2. Step 2: Convert to fraction form
    7,298.16/10,947.78 = 2,104.44/x
  3. Step 3: Cross multiply
    7,298.16x = 10,947.78 × 2,104.44
  4. Step 4: Simplify right side
    7,298.16x = 23,038,946.14
  5. Step 5: Solve for x
    x = 23,038,946.14/7,298.16
  6. Step 6: Final answer
    x = 3,156.82

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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.