Home / 9,360.62-14,039.64-4,165.28

Finding the Fourth Proportional to 9,360.62, 14,039.64 and 4,165.28

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Solution

The fourth proportional to 9,360.62, 14,039.64 and 4,165.28 is: 6,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.62 : 14,039.64 = 4,165.28 : x
  2. Step 2: Convert to fraction form
    9,360.62/14,039.64 = 4,165.28/x
  3. Step 3: Cross multiply
    9,360.62x = 14,039.64 × 4,165.28
  4. Step 4: Simplify right side
    9,360.62x = 58,479,031.70
  5. Step 5: Solve for x
    x = 58,479,031.70/9,360.62
  6. Step 6: Final answer
    x = 6,247.35

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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.