Home / 9,331.84-13,992.29-3,488.90

Finding the Fourth Proportional to 9,331.84, 13,992.29 and 3,488.90

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Solution

The fourth proportional to 9,331.84, 13,992.29 and 3,488.90 is: 5,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.84 : 13,992.29 = 3,488.90 : x
  2. Step 2: Convert to fraction form
    9,331.84/13,992.29 = 3,488.90/x
  3. Step 3: Cross multiply
    9,331.84x = 13,992.29 × 3,488.90
  4. Step 4: Simplify right side
    9,331.84x = 48,817,683.14
  5. Step 5: Solve for x
    x = 48,817,683.14/9,331.84
  6. Step 6: Final answer
    x = 5,231.31

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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.