Home / 11,424.90-17,140.59-6,926.97

Finding the Fourth Proportional to 11,424.90, 17,140.59 and 6,926.97

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Solution

The fourth proportional to 11,424.90, 17,140.59 and 6,926.97 is: 10,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.90 : 17,140.59 = 6,926.97 : x
  2. Step 2: Convert to fraction form
    11,424.90/17,140.59 = 6,926.97/x
  3. Step 3: Cross multiply
    11,424.90x = 17,140.59 × 6,926.97
  4. Step 4: Simplify right side
    11,424.90x = 118,732,352.71
  5. Step 5: Solve for x
    x = 118,732,352.71/11,424.90
  6. Step 6: Final answer
    x = 10,392.42

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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.