Home / 9,886.65-14,829.99-2,491.11

Finding the Fourth Proportional to 9,886.65, 14,829.99 and 2,491.11

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Solution

The fourth proportional to 9,886.65, 14,829.99 and 2,491.11 is: 3,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886.65 : 14,829.99 = 2,491.11 : x
  2. Step 2: Convert to fraction form
    9,886.65/14,829.99 = 2,491.11/x
  3. Step 3: Cross multiply
    9,886.65x = 14,829.99 × 2,491.11
  4. Step 4: Simplify right side
    9,886.65x = 36,943,136.39
  5. Step 5: Solve for x
    x = 36,943,136.39/9,886.65
  6. Step 6: Final answer
    x = 3,736.67

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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.