Home / 8,354.19-11,528.78-4,997.15

Finding the Fourth Proportional to 8,354.19, 11,528.78 and 4,997.15

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Solution

The fourth proportional to 8,354.19, 11,528.78 and 4,997.15 is: 6,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.19 : 11,528.78 = 4,997.15 : x
  2. Step 2: Convert to fraction form
    8,354.19/11,528.78 = 4,997.15/x
  3. Step 3: Cross multiply
    8,354.19x = 11,528.78 × 4,997.15
  4. Step 4: Simplify right side
    8,354.19x = 57,610,985.33
  5. Step 5: Solve for x
    x = 57,610,985.33/8,354.19
  6. Step 6: Final answer
    x = 6,896.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.