Home / 7,177.09-10,746.19-3,707.05

Finding the Fourth Proportional to 7,177.09, 10,746.19 and 3,707.05

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Solution

The fourth proportional to 7,177.09, 10,746.19 and 3,707.05 is: 5,550.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.09 : 10,746.19 = 3,707.05 : x
  2. Step 2: Convert to fraction form
    7,177.09/10,746.19 = 3,707.05/x
  3. Step 3: Cross multiply
    7,177.09x = 10,746.19 × 3,707.05
  4. Step 4: Simplify right side
    7,177.09x = 39,836,663.64
  5. Step 5: Solve for x
    x = 39,836,663.64/7,177.09
  6. Step 6: Final answer
    x = 5,550.53

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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.