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Finding the Fourth Proportional to 6,740.74, 9,302.07 and 3,756.70

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Solution

The fourth proportional to 6,740.74, 9,302.07 and 3,756.70 is: 5,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.74 : 9,302.07 = 3,756.70 : x
  2. Step 2: Convert to fraction form
    6,740.74/9,302.07 = 3,756.70/x
  3. Step 3: Cross multiply
    6,740.74x = 9,302.07 × 3,756.70
  4. Step 4: Simplify right side
    6,740.74x = 34,945,086.37
  5. Step 5: Solve for x
    x = 34,945,086.37/6,740.74
  6. Step 6: Final answer
    x = 5,184.16

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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.