Home / 11,538.02-17,296.79-5,611.65

Finding the Fourth Proportional to 11,538.02, 17,296.79 and 5,611.65

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Solution

The fourth proportional to 11,538.02, 17,296.79 and 5,611.65 is: 8,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.02 : 17,296.79 = 5,611.65 : x
  2. Step 2: Convert to fraction form
    11,538.02/17,296.79 = 5,611.65/x
  3. Step 3: Cross multiply
    11,538.02x = 17,296.79 × 5,611.65
  4. Step 4: Simplify right side
    11,538.02x = 97,063,503.55
  5. Step 5: Solve for x
    x = 97,063,503.55/11,538.02
  6. Step 6: Final answer
    x = 8,412.50

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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.