Home / 6,604.09-9,113.45-3,619.87

Finding the Fourth Proportional to 6,604.09, 9,113.45 and 3,619.87

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Solution

The fourth proportional to 6,604.09, 9,113.45 and 3,619.87 is: 4,995.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.09 : 9,113.45 = 3,619.87 : x
  2. Step 2: Convert to fraction form
    6,604.09/9,113.45 = 3,619.87/x
  3. Step 3: Cross multiply
    6,604.09x = 9,113.45 × 3,619.87
  4. Step 4: Simplify right side
    6,604.09x = 32,989,463.37
  5. Step 5: Solve for x
    x = 32,989,463.37/6,604.09
  6. Step 6: Final answer
    x = 4,995.31

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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.