Home / 9,227.81-13,843.71-2,988.45

Finding the Fourth Proportional to 9,227.81, 13,843.71 and 2,988.45

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Solution

The fourth proportional to 9,227.81, 13,843.71 and 2,988.45 is: 4,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227.81 : 13,843.71 = 2,988.45 : x
  2. Step 2: Convert to fraction form
    9,227.81/13,843.71 = 2,988.45/x
  3. Step 3: Cross multiply
    9,227.81x = 13,843.71 × 2,988.45
  4. Step 4: Simplify right side
    9,227.81x = 41,371,235.15
  5. Step 5: Solve for x
    x = 41,371,235.15/9,227.81
  6. Step 6: Final answer
    x = 4,483.32

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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.