Home / 9,111.07-13,666.61-3,564.60

Finding the Fourth Proportional to 9,111.07, 13,666.61 and 3,564.60

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Solution

The fourth proportional to 9,111.07, 13,666.61 and 3,564.60 is: 5,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111.07 : 13,666.61 = 3,564.60 : x
  2. Step 2: Convert to fraction form
    9,111.07/13,666.61 = 3,564.60/x
  3. Step 3: Cross multiply
    9,111.07x = 13,666.61 × 3,564.60
  4. Step 4: Simplify right side
    9,111.07x = 48,715,998.01
  5. Step 5: Solve for x
    x = 48,715,998.01/9,111.07
  6. Step 6: Final answer
    x = 5,346.90

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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.