Home / 11,088.90-16,629.30-3,693.60

Finding the Fourth Proportional to 11,088.90, 16,629.30 and 3,693.60

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Solution

The fourth proportional to 11,088.90, 16,629.30 and 3,693.60 is: 5,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.90 : 16,629.30 = 3,693.60 : x
  2. Step 2: Convert to fraction form
    11,088.90/16,629.30 = 3,693.60/x
  3. Step 3: Cross multiply
    11,088.90x = 16,629.30 × 3,693.60
  4. Step 4: Simplify right side
    11,088.90x = 61,421,982.48
  5. Step 5: Solve for x
    x = 61,421,982.48/11,088.90
  6. Step 6: Final answer
    x = 5,539.05

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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.