Home / 9,069.96-13,599.90-3,519.84

Finding the Fourth Proportional to 9,069.96, 13,599.90 and 3,519.84

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Solution

The fourth proportional to 9,069.96, 13,599.90 and 3,519.84 is: 5,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069.96 : 13,599.90 = 3,519.84 : x
  2. Step 2: Convert to fraction form
    9,069.96/13,599.90 = 3,519.84/x
  3. Step 3: Cross multiply
    9,069.96x = 13,599.90 × 3,519.84
  4. Step 4: Simplify right side
    9,069.96x = 47,869,472.02
  5. Step 5: Solve for x
    x = 47,869,472.02/9,069.96
  6. Step 6: Final answer
    x = 5,277.80

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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.