Home / 7,331.02-10,996.26-2,136.76

Finding the Fourth Proportional to 7,331.02, 10,996.26 and 2,136.76

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Solution

The fourth proportional to 7,331.02, 10,996.26 and 2,136.76 is: 3,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.02 : 10,996.26 = 2,136.76 : x
  2. Step 2: Convert to fraction form
    7,331.02/10,996.26 = 2,136.76/x
  3. Step 3: Cross multiply
    7,331.02x = 10,996.26 × 2,136.76
  4. Step 4: Simplify right side
    7,331.02x = 23,496,368.52
  5. Step 5: Solve for x
    x = 23,496,368.52/7,331.02
  6. Step 6: Final answer
    x = 3,205.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.