Home / 11,270.40-16,891.02-7,567.08

Finding the Fourth Proportional to 11,270.40, 16,891.02 and 7,567.08

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Solution

The fourth proportional to 11,270.40, 16,891.02 and 7,567.08 is: 11,340.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.40 : 16,891.02 = 7,567.08 : x
  2. Step 2: Convert to fraction form
    11,270.40/16,891.02 = 7,567.08/x
  3. Step 3: Cross multiply
    11,270.40x = 16,891.02 × 7,567.08
  4. Step 4: Simplify right side
    11,270.40x = 127,815,699.62
  5. Step 5: Solve for x
    x = 127,815,699.62/11,270.40
  6. Step 6: Final answer
    x = 11,340.83

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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.