Home / 9,187.61-13,770.48-5,283.81

Finding the Fourth Proportional to 9,187.61, 13,770.48 and 5,283.81

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Solution

The fourth proportional to 9,187.61, 13,770.48 and 5,283.81 is: 7,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.61 : 13,770.48 = 5,283.81 : x
  2. Step 2: Convert to fraction form
    9,187.61/13,770.48 = 5,283.81/x
  3. Step 3: Cross multiply
    9,187.61x = 13,770.48 × 5,283.81
  4. Step 4: Simplify right side
    9,187.61x = 72,760,607.94
  5. Step 5: Solve for x
    x = 72,760,607.94/9,187.61
  6. Step 6: Final answer
    x = 7,919.43

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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.