Home / 6,721.44-10,088.64-3,261.12

Finding the Fourth Proportional to 6,721.44, 10,088.64 and 3,261.12

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Solution

The fourth proportional to 6,721.44, 10,088.64 and 3,261.12 is: 4,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.44 : 10,088.64 = 3,261.12 : x
  2. Step 2: Convert to fraction form
    6,721.44/10,088.64 = 3,261.12/x
  3. Step 3: Cross multiply
    6,721.44x = 10,088.64 × 3,261.12
  4. Step 4: Simplify right side
    6,721.44x = 32,900,265.68
  5. Step 5: Solve for x
    x = 32,900,265.68/6,721.44
  6. Step 6: Final answer
    x = 4,894.82

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1.5x scale

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.