Home / 6,713.86-9,265.59-3,881.74

Finding the Fourth Proportional to 6,713.86, 9,265.59 and 3,881.74

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Solution

The fourth proportional to 6,713.86, 9,265.59 and 3,881.74 is: 5,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.86 : 9,265.59 = 3,881.74 : x
  2. Step 2: Convert to fraction form
    6,713.86/9,265.59 = 3,881.74/x
  3. Step 3: Cross multiply
    6,713.86x = 9,265.59 × 3,881.74
  4. Step 4: Simplify right side
    6,713.86x = 35,966,611.33
  5. Step 5: Solve for x
    x = 35,966,611.33/6,713.86
  6. Step 6: Final answer
    x = 5,357.07

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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.