Home / 6,746.07-9,309.37-3,679.81

Finding the Fourth Proportional to 6,746.07, 9,309.37 and 3,679.81

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Solution

The fourth proportional to 6,746.07, 9,309.37 and 3,679.81 is: 5,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.07 : 9,309.37 = 3,679.81 : x
  2. Step 2: Convert to fraction form
    6,746.07/9,309.37 = 3,679.81/x
  3. Step 3: Cross multiply
    6,746.07x = 9,309.37 × 3,679.81
  4. Step 4: Simplify right side
    6,746.07x = 34,256,680.35
  5. Step 5: Solve for x
    x = 34,256,680.35/6,746.07
  6. Step 6: Final answer
    x = 5,078.02

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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.