Home / 12,515.02-17,270.49-6,926.02

Finding the Fourth Proportional to 12,515.02, 17,270.49 and 6,926.02

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Solution

The fourth proportional to 12,515.02, 17,270.49 and 6,926.02 is: 9,557.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,515.02 : 17,270.49 = 6,926.02 : x
  2. Step 2: Convert to fraction form
    12,515.02/17,270.49 = 6,926.02/x
  3. Step 3: Cross multiply
    12,515.02x = 17,270.49 × 6,926.02
  4. Step 4: Simplify right side
    12,515.02x = 119,615,759.15
  5. Step 5: Solve for x
    x = 119,615,759.15/12,515.02
  6. Step 6: Final answer
    x = 9,557.78

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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.