Home / 8,334.46-11,493.75-5,646.07

Finding the Fourth Proportional to 8,334.46, 11,493.75 and 5,646.07

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Solution

The fourth proportional to 8,334.46, 11,493.75 and 5,646.07 is: 7,786.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.46 : 11,493.75 = 5,646.07 : x
  2. Step 2: Convert to fraction form
    8,334.46/11,493.75 = 5,646.07/x
  3. Step 3: Cross multiply
    8,334.46x = 11,493.75 × 5,646.07
  4. Step 4: Simplify right side
    8,334.46x = 64,894,517.06
  5. Step 5: Solve for x
    x = 64,894,517.06/8,334.46
  6. Step 6: Final answer
    x = 7,786.29

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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.