Home / 11,089.55-16,643.02-7,735.99

Finding the Fourth Proportional to 11,089.55, 16,643.02 and 7,735.99

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Solution

The fourth proportional to 11,089.55, 16,643.02 and 7,735.99 is: 11,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.55 : 16,643.02 = 7,735.99 : x
  2. Step 2: Convert to fraction form
    11,089.55/16,643.02 = 7,735.99/x
  3. Step 3: Cross multiply
    11,089.55x = 16,643.02 × 7,735.99
  4. Step 4: Simplify right side
    11,089.55x = 128,750,194.68
  5. Step 5: Solve for x
    x = 128,750,194.68/11,089.55
  6. Step 6: Final answer
    x = 11,610.04

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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.