Home / 6,603.13-9,116.46-4,249.36

Finding the Fourth Proportional to 6,603.13, 9,116.46 and 4,249.36

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Solution

The fourth proportional to 6,603.13, 9,116.46 and 4,249.36 is: 5,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.13 : 9,116.46 = 4,249.36 : x
  2. Step 2: Convert to fraction form
    6,603.13/9,116.46 = 4,249.36/x
  3. Step 3: Cross multiply
    6,603.13x = 9,116.46 × 4,249.36
  4. Step 4: Simplify right side
    6,603.13x = 38,739,053.64
  5. Step 5: Solve for x
    x = 38,739,053.64/6,603.13
  6. Step 6: Final answer
    x = 5,866.78

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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.