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Finding the Fourth Proportional to 6,742.08, 9,303.06 and 3,757.98

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Solution

The fourth proportional to 6,742.08, 9,303.06 and 3,757.98 is: 5,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.08 : 9,303.06 = 3,757.98 : x
  2. Step 2: Convert to fraction form
    6,742.08/9,303.06 = 3,757.98/x
  3. Step 3: Cross multiply
    6,742.08x = 9,303.06 × 3,757.98
  4. Step 4: Simplify right side
    6,742.08x = 34,960,713.42
  5. Step 5: Solve for x
    x = 34,960,713.42/6,742.08
  6. Step 6: Final answer
    x = 5,185.45

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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.