Home / 6,937.32-10,396.80-3,643.68

Finding the Fourth Proportional to 6,937.32, 10,396.80 and 3,643.68

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Solution

The fourth proportional to 6,937.32, 10,396.80 and 3,643.68 is: 5,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.32 : 10,396.80 = 3,643.68 : x
  2. Step 2: Convert to fraction form
    6,937.32/10,396.80 = 3,643.68/x
  3. Step 3: Cross multiply
    6,937.32x = 10,396.80 × 3,643.68
  4. Step 4: Simplify right side
    6,937.32x = 37,882,612.22
  5. Step 5: Solve for x
    x = 37,882,612.22/6,937.32
  6. Step 6: Final answer
    x = 5,460.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.