Home / 10,968.25-15,136.55-6,000.25

Finding the Fourth Proportional to 10,968.25, 15,136.55 and 6,000.25

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Solution

The fourth proportional to 10,968.25, 15,136.55 and 6,000.25 is: 8,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.25 : 15,136.55 = 6,000.25 : x
  2. Step 2: Convert to fraction form
    10,968.25/15,136.55 = 6,000.25/x
  3. Step 3: Cross multiply
    10,968.25x = 15,136.55 × 6,000.25
  4. Step 4: Simplify right side
    10,968.25x = 90,823,084.14
  5. Step 5: Solve for x
    x = 90,823,084.14/10,968.25
  6. Step 6: Final answer
    x = 8,280.54

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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.