Home / 11,272.05-16,909.29-6,599.16

Finding the Fourth Proportional to 11,272.05, 16,909.29 and 6,599.16

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Solution

The fourth proportional to 11,272.05, 16,909.29 and 6,599.16 is: 9,899.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.05 : 16,909.29 = 6,599.16 : x
  2. Step 2: Convert to fraction form
    11,272.05/16,909.29 = 6,599.16/x
  3. Step 3: Cross multiply
    11,272.05x = 16,909.29 × 6,599.16
  4. Step 4: Simplify right side
    11,272.05x = 111,587,110.20
  5. Step 5: Solve for x
    x = 111,587,110.20/11,272.05
  6. Step 6: Final answer
    x = 9,899.45

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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.