Home / 3,309.24-4,964.43-1,117.98

Finding the Fourth Proportional to 3,309.24, 4,964.43 and 1,117.98

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Solution

The fourth proportional to 3,309.24, 4,964.43 and 1,117.98 is: 1,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.24 : 4,964.43 = 1,117.98 : x
  2. Step 2: Convert to fraction form
    3,309.24/4,964.43 = 1,117.98/x
  3. Step 3: Cross multiply
    3,309.24x = 4,964.43 × 1,117.98
  4. Step 4: Simplify right side
    3,309.24x = 5,550,133.45
  5. Step 5: Solve for x
    x = 5,550,133.45/3,309.24
  6. Step 6: Final answer
    x = 1,677.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.