Home / 11,136.52-15,368.40-6,168.52

Finding the Fourth Proportional to 11,136.52, 15,368.40 and 6,168.52

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Solution

The fourth proportional to 11,136.52, 15,368.40 and 6,168.52 is: 8,512.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.52 : 15,368.40 = 6,168.52 : x
  2. Step 2: Convert to fraction form
    11,136.52/15,368.40 = 6,168.52/x
  3. Step 3: Cross multiply
    11,136.52x = 15,368.40 × 6,168.52
  4. Step 4: Simplify right side
    11,136.52x = 94,800,282.77
  5. Step 5: Solve for x
    x = 94,800,282.77/11,136.52
  6. Step 6: Final answer
    x = 8,512.56

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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.