Home / 10,326.84-14,251.08-5,611.12

Finding the Fourth Proportional to 10,326.84, 14,251.08 and 5,611.12

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Solution

The fourth proportional to 10,326.84, 14,251.08 and 5,611.12 is: 7,743.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.84 : 14,251.08 = 5,611.12 : x
  2. Step 2: Convert to fraction form
    10,326.84/14,251.08 = 5,611.12/x
  3. Step 3: Cross multiply
    10,326.84x = 14,251.08 × 5,611.12
  4. Step 4: Simplify right side
    10,326.84x = 79,964,520.01
  5. Step 5: Solve for x
    x = 79,964,520.01/10,326.84
  6. Step 6: Final answer
    x = 7,743.37

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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.