Home / 9,926.90-13,705.55-6,154.09

Finding the Fourth Proportional to 9,926.90, 13,705.55 and 6,154.09

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Solution

The fourth proportional to 9,926.90, 13,705.55 and 6,154.09 is: 8,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.90 : 13,705.55 = 6,154.09 : x
  2. Step 2: Convert to fraction form
    9,926.90/13,705.55 = 6,154.09/x
  3. Step 3: Cross multiply
    9,926.90x = 13,705.55 × 6,154.09
  4. Step 4: Simplify right side
    9,926.90x = 84,345,257.95
  5. Step 5: Solve for x
    x = 84,345,257.95/9,926.90
  6. Step 6: Final answer
    x = 8,496.63

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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.