Home / 10,271.57-15,374.49-5,334.44

Finding the Fourth Proportional to 10,271.57, 15,374.49 and 5,334.44

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Solution

The fourth proportional to 10,271.57, 15,374.49 and 5,334.44 is: 7,984.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.57 : 15,374.49 = 5,334.44 : x
  2. Step 2: Convert to fraction form
    10,271.57/15,374.49 = 5,334.44/x
  3. Step 3: Cross multiply
    10,271.57x = 15,374.49 × 5,334.44
  4. Step 4: Simplify right side
    10,271.57x = 82,014,294.44
  5. Step 5: Solve for x
    x = 82,014,294.44/10,271.57
  6. Step 6: Final answer
    x = 7,984.59

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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.