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Finding the Fourth Proportional to 6,707.53, 9,256.32 and 3,723.39

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Solution

The fourth proportional to 6,707.53, 9,256.32 and 3,723.39 is: 5,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.53 : 9,256.32 = 3,723.39 : x
  2. Step 2: Convert to fraction form
    6,707.53/9,256.32 = 3,723.39/x
  3. Step 3: Cross multiply
    6,707.53x = 9,256.32 × 3,723.39
  4. Step 4: Simplify right side
    6,707.53x = 34,464,889.32
  5. Step 5: Solve for x
    x = 34,464,889.32/6,707.53
  6. Step 6: Final answer
    x = 5,138.24

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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.