Home / 10,168.28-15,253.41-3,148.01

Finding the Fourth Proportional to 10,168.28, 15,253.41 and 3,148.01

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Solution

The fourth proportional to 10,168.28, 15,253.41 and 3,148.01 is: 4,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.28 : 15,253.41 = 3,148.01 : x
  2. Step 2: Convert to fraction form
    10,168.28/15,253.41 = 3,148.01/x
  3. Step 3: Cross multiply
    10,168.28x = 15,253.41 × 3,148.01
  4. Step 4: Simplify right side
    10,168.28x = 48,017,887.21
  5. Step 5: Solve for x
    x = 48,017,887.21/10,168.28
  6. Step 6: Final answer
    x = 4,722.32

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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.