Home / 10,888.72-16,331.54-3,492.22

Finding the Fourth Proportional to 10,888.72, 16,331.54 and 3,492.22

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Solution

The fourth proportional to 10,888.72, 16,331.54 and 3,492.22 is: 5,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.72 : 16,331.54 = 3,492.22 : x
  2. Step 2: Convert to fraction form
    10,888.72/16,331.54 = 3,492.22/x
  3. Step 3: Cross multiply
    10,888.72x = 16,331.54 × 3,492.22
  4. Step 4: Simplify right side
    10,888.72x = 57,033,294.16
  5. Step 5: Solve for x
    x = 57,033,294.16/10,888.72
  6. Step 6: Final answer
    x = 5,237.83

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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.