Home / 12,398.08-18,593.16-4,076.16

Finding the Fourth Proportional to 12,398.08, 18,593.16 and 4,076.16

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Solution

The fourth proportional to 12,398.08, 18,593.16 and 4,076.16 is: 6,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398.08 : 18,593.16 = 4,076.16 : x
  2. Step 2: Convert to fraction form
    12,398.08/18,593.16 = 4,076.16/x
  3. Step 3: Cross multiply
    12,398.08x = 18,593.16 × 4,076.16
  4. Step 4: Simplify right side
    12,398.08x = 75,788,695.07
  5. Step 5: Solve for x
    x = 75,788,695.07/12,398.08
  6. Step 6: Final answer
    x = 6,112.94

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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.