Home / 10,621.72-15,934.70-5,948.37

Finding the Fourth Proportional to 10,621.72, 15,934.70 and 5,948.37

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Solution

The fourth proportional to 10,621.72, 15,934.70 and 5,948.37 is: 8,923.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621.72 : 15,934.70 = 5,948.37 : x
  2. Step 2: Convert to fraction form
    10,621.72/15,934.70 = 5,948.37/x
  3. Step 3: Cross multiply
    10,621.72x = 15,934.70 × 5,948.37
  4. Step 4: Simplify right side
    10,621.72x = 94,785,491.44
  5. Step 5: Solve for x
    x = 94,785,491.44/10,621.72
  6. Step 6: Final answer
    x = 8,923.75

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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.