Home / 10,157.02-15,235.62-3,583.30

Finding the Fourth Proportional to 10,157.02, 15,235.62 and 3,583.30

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Solution

The fourth proportional to 10,157.02, 15,235.62 and 3,583.30 is: 5,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.02 : 15,235.62 = 3,583.30 : x
  2. Step 2: Convert to fraction form
    10,157.02/15,235.62 = 3,583.30/x
  3. Step 3: Cross multiply
    10,157.02x = 15,235.62 × 3,583.30
  4. Step 4: Simplify right side
    10,157.02x = 54,593,797.15
  5. Step 5: Solve for x
    x = 54,593,797.15/10,157.02
  6. Step 6: Final answer
    x = 5,374.98

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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.