Home / 6,604.16-9,113.56-3,619.92

Finding the Fourth Proportional to 6,604.16, 9,113.56 and 3,619.92

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Solution

The fourth proportional to 6,604.16, 9,113.56 and 3,619.92 is: 4,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.16 : 9,113.56 = 3,619.92 : x
  2. Step 2: Convert to fraction form
    6,604.16/9,113.56 = 3,619.92/x
  3. Step 3: Cross multiply
    6,604.16x = 9,113.56 × 3,619.92
  4. Step 4: Simplify right side
    6,604.16x = 32,990,358.12
  5. Step 5: Solve for x
    x = 32,990,358.12/6,604.16
  6. Step 6: Final answer
    x = 4,995.39

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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.