Home / 10,168.40-15,259.08-4,325

Finding the Fourth Proportional to 10,168.40, 15,259.08 and 4,325

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Solution

The fourth proportional to 10,168.40, 15,259.08 and 4,325 is: 6,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.40 : 15,259.08 = 4,325 : x
  2. Step 2: Convert to fraction form
    10,168.40/15,259.08 = 4,325/x
  3. Step 3: Cross multiply
    10,168.40x = 15,259.08 × 4,325
  4. Step 4: Simplify right side
    10,168.40x = 65,995,521
  5. Step 5: Solve for x
    x = 65,995,521/10,168.40
  6. Step 6: Final answer
    x = 6,490.26

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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.