Home / 8,045.29-11,090.87-5,647.97

Finding the Fourth Proportional to 8,045.29, 11,090.87 and 5,647.97

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Solution

The fourth proportional to 8,045.29, 11,090.87 and 5,647.97 is: 7,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.29 : 11,090.87 = 5,647.97 : x
  2. Step 2: Convert to fraction form
    8,045.29/11,090.87 = 5,647.97/x
  3. Step 3: Cross multiply
    8,045.29x = 11,090.87 × 5,647.97
  4. Step 4: Simplify right side
    8,045.29x = 62,640,845.58
  5. Step 5: Solve for x
    x = 62,640,845.58/8,045.29
  6. Step 6: Final answer
    x = 7,786.02

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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.