Home / 6,740.72-9,302.12-3,756.64

Finding the Fourth Proportional to 6,740.72, 9,302.12 and 3,756.64

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Solution

The fourth proportional to 6,740.72, 9,302.12 and 3,756.64 is: 5,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.72 : 9,302.12 = 3,756.64 : x
  2. Step 2: Convert to fraction form
    6,740.72/9,302.12 = 3,756.64/x
  3. Step 3: Cross multiply
    6,740.72x = 9,302.12 × 3,756.64
  4. Step 4: Simplify right side
    6,740.72x = 34,944,716.08
  5. Step 5: Solve for x
    x = 34,944,716.08/6,740.72
  6. Step 6: Final answer
    x = 5,184.12

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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.