Home / 9,886.56-14,829.30-2,491.02

Finding the Fourth Proportional to 9,886.56, 14,829.30 and 2,491.02

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Solution

The fourth proportional to 9,886.56, 14,829.30 and 2,491.02 is: 3,736.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886.56 : 14,829.30 = 2,491.02 : x
  2. Step 2: Convert to fraction form
    9,886.56/14,829.30 = 2,491.02/x
  3. Step 3: Cross multiply
    9,886.56x = 14,829.30 × 2,491.02
  4. Step 4: Simplify right side
    9,886.56x = 36,940,082.89
  5. Step 5: Solve for x
    x = 36,940,082.89/9,886.56
  6. Step 6: Final answer
    x = 3,736.39

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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.