Home / 8,923.19-13,382.45-2,681.53

Finding the Fourth Proportional to 8,923.19, 13,382.45 and 2,681.53

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Solution

The fourth proportional to 8,923.19, 13,382.45 and 2,681.53 is: 4,021.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.19 : 13,382.45 = 2,681.53 : x
  2. Step 2: Convert to fraction form
    8,923.19/13,382.45 = 2,681.53/x
  3. Step 3: Cross multiply
    8,923.19x = 13,382.45 × 2,681.53
  4. Step 4: Simplify right side
    8,923.19x = 35,885,394.28
  5. Step 5: Solve for x
    x = 35,885,394.28/8,923.19
  6. Step 6: Final answer
    x = 4,021.59

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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.