Home / 6,937.82-9,574.20-3,751.12

Finding the Fourth Proportional to 6,937.82, 9,574.20 and 3,751.12

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Solution

The fourth proportional to 6,937.82, 9,574.20 and 3,751.12 is: 5,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.82 : 9,574.20 = 3,751.12 : x
  2. Step 2: Convert to fraction form
    6,937.82/9,574.20 = 3,751.12/x
  3. Step 3: Cross multiply
    6,937.82x = 9,574.20 × 3,751.12
  4. Step 4: Simplify right side
    6,937.82x = 35,913,973.10
  5. Step 5: Solve for x
    x = 35,913,973.10/6,937.82
  6. Step 6: Final answer
    x = 5,176.55

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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.