Home / 11,519.21-17,283.69-6,848.15

Finding the Fourth Proportional to 11,519.21, 17,283.69 and 6,848.15

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Solution

The fourth proportional to 11,519.21, 17,283.69 and 6,848.15 is: 10,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.21 : 17,283.69 = 6,848.15 : x
  2. Step 2: Convert to fraction form
    11,519.21/17,283.69 = 6,848.15/x
  3. Step 3: Cross multiply
    11,519.21x = 17,283.69 × 6,848.15
  4. Step 4: Simplify right side
    11,519.21x = 118,361,301.67
  5. Step 5: Solve for x
    x = 118,361,301.67/11,519.21
  6. Step 6: Final answer
    x = 10,275.12

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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.