Home / 9,011.81-13,511.94-3,750.47

Finding the Fourth Proportional to 9,011.81, 13,511.94 and 3,750.47

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Solution

The fourth proportional to 9,011.81, 13,511.94 and 3,750.47 is: 5,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.81 : 13,511.94 = 3,750.47 : x
  2. Step 2: Convert to fraction form
    9,011.81/13,511.94 = 3,750.47/x
  3. Step 3: Cross multiply
    9,011.81x = 13,511.94 × 3,750.47
  4. Step 4: Simplify right side
    9,011.81x = 50,676,125.61
  5. Step 5: Solve for x
    x = 50,676,125.61/9,011.81
  6. Step 6: Final answer
    x = 5,623.30

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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.