Home / 6,600.36-9,108.47-3,616.19

Finding the Fourth Proportional to 6,600.36, 9,108.47 and 3,616.19

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Solution

The fourth proportional to 6,600.36, 9,108.47 and 3,616.19 is: 4,990.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.36 : 9,108.47 = 3,616.19 : x
  2. Step 2: Convert to fraction form
    6,600.36/9,108.47 = 3,616.19/x
  3. Step 3: Cross multiply
    6,600.36x = 9,108.47 × 3,616.19
  4. Step 4: Simplify right side
    6,600.36x = 32,937,958.13
  5. Step 5: Solve for x
    x = 32,937,958.13/6,600.36
  6. Step 6: Final answer
    x = 4,990.33

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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.