Home / 10,245.57-15,372.02-4,323.93

Finding the Fourth Proportional to 10,245.57, 15,372.02 and 4,323.93

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Solution

The fourth proportional to 10,245.57, 15,372.02 and 4,323.93 is: 6,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.57 : 15,372.02 = 4,323.93 : x
  2. Step 2: Convert to fraction form
    10,245.57/15,372.02 = 4,323.93/x
  3. Step 3: Cross multiply
    10,245.57x = 15,372.02 × 4,323.93
  4. Step 4: Simplify right side
    10,245.57x = 66,467,439.96
  5. Step 5: Solve for x
    x = 66,467,439.96/10,245.57
  6. Step 6: Final answer
    x = 6,487.44

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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.