Home / 9,388.36-14,076.88-6,463.48

Finding the Fourth Proportional to 9,388.36, 14,076.88 and 6,463.48

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Solution

The fourth proportional to 9,388.36, 14,076.88 and 6,463.48 is: 9,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,388.36 : 14,076.88 = 6,463.48 : x
  2. Step 2: Convert to fraction form
    9,388.36/14,076.88 = 6,463.48/x
  3. Step 3: Cross multiply
    9,388.36x = 14,076.88 × 6,463.48
  4. Step 4: Simplify right side
    9,388.36x = 90,985,632.34
  5. Step 5: Solve for x
    x = 90,985,632.34/9,388.36
  6. Step 6: Final answer
    x = 9,691.32

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1.5x scale

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.