Home / 10,909.76-16,351.95-6,233.05

Finding the Fourth Proportional to 10,909.76, 16,351.95 and 6,233.05

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Solution

The fourth proportional to 10,909.76, 16,351.95 and 6,233.05 is: 9,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909.76 : 16,351.95 = 6,233.05 : x
  2. Step 2: Convert to fraction form
    10,909.76/16,351.95 = 6,233.05/x
  3. Step 3: Cross multiply
    10,909.76x = 16,351.95 × 6,233.05
  4. Step 4: Simplify right side
    10,909.76x = 101,922,548.23
  5. Step 5: Solve for x
    x = 101,922,548.23/10,909.76
  6. Step 6: Final answer
    x = 9,342.32

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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.