Home / 11,136.76-15,368.95-6,100.98

Finding the Fourth Proportional to 11,136.76, 15,368.95 and 6,100.98

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Solution

The fourth proportional to 11,136.76, 15,368.95 and 6,100.98 is: 8,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.76 : 15,368.95 = 6,100.98 : x
  2. Step 2: Convert to fraction form
    11,136.76/15,368.95 = 6,100.98/x
  3. Step 3: Cross multiply
    11,136.76x = 15,368.95 × 6,100.98
  4. Step 4: Simplify right side
    11,136.76x = 93,765,656.57
  5. Step 5: Solve for x
    x = 93,765,656.57/11,136.76
  6. Step 6: Final answer
    x = 8,419.47

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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.