Home / 11,208.35-15,467.45-6,172.53

Finding the Fourth Proportional to 11,208.35, 15,467.45 and 6,172.53

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Solution

The fourth proportional to 11,208.35, 15,467.45 and 6,172.53 is: 8,518.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.35 : 15,467.45 = 6,172.53 : x
  2. Step 2: Convert to fraction form
    11,208.35/15,467.45 = 6,172.53/x
  3. Step 3: Cross multiply
    11,208.35x = 15,467.45 × 6,172.53
  4. Step 4: Simplify right side
    11,208.35x = 95,473,358.15
  5. Step 5: Solve for x
    x = 95,473,358.15/11,208.35
  6. Step 6: Final answer
    x = 8,518.06

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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.