Home / 11,136.03-15,367.28-6,657.14

Finding the Fourth Proportional to 11,136.03, 15,367.28 and 6,657.14

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Solution

The fourth proportional to 11,136.03, 15,367.28 and 6,657.14 is: 9,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.03 : 15,367.28 = 6,657.14 : x
  2. Step 2: Convert to fraction form
    11,136.03/15,367.28 = 6,657.14/x
  3. Step 3: Cross multiply
    11,136.03x = 15,367.28 × 6,657.14
  4. Step 4: Simplify right side
    11,136.03x = 102,302,024.26
  5. Step 5: Solve for x
    x = 102,302,024.26/11,136.03
  6. Step 6: Final answer
    x = 9,186.58

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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.