Home / 11,049.40-16,559.70-5,125.60

Finding the Fourth Proportional to 11,049.40, 16,559.70 and 5,125.60

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Solution

The fourth proportional to 11,049.40, 16,559.70 and 5,125.60 is: 7,681.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.40 : 16,559.70 = 5,125.60 : x
  2. Step 2: Convert to fraction form
    11,049.40/16,559.70 = 5,125.60/x
  3. Step 3: Cross multiply
    11,049.40x = 16,559.70 × 5,125.60
  4. Step 4: Simplify right side
    11,049.40x = 84,878,398.32
  5. Step 5: Solve for x
    x = 84,878,398.32/11,049.40
  6. Step 6: Final answer
    x = 7,681.72

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