Home / 11,136.70-15,368.79-6,101.02

Finding the Fourth Proportional to 11,136.70, 15,368.79 and 6,101.02

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Solution

The fourth proportional to 11,136.70, 15,368.79 and 6,101.02 is: 8,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.70 : 15,368.79 = 6,101.02 : x
  2. Step 2: Convert to fraction form
    11,136.70/15,368.79 = 6,101.02/x
  3. Step 3: Cross multiply
    11,136.70x = 15,368.79 × 6,101.02
  4. Step 4: Simplify right side
    11,136.70x = 93,765,295.17
  5. Step 5: Solve for x
    x = 93,765,295.17/11,136.70
  6. Step 6: Final answer
    x = 8,419.49

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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.