Home / 9,895.18-14,848.24-5,515.11

Finding the Fourth Proportional to 9,895.18, 14,848.24 and 5,515.11

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Solution

The fourth proportional to 9,895.18, 14,848.24 and 5,515.11 is: 8,275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,895.18 : 14,848.24 = 5,515.11 : x
  2. Step 2: Convert to fraction form
    9,895.18/14,848.24 = 5,515.11/x
  3. Step 3: Cross multiply
    9,895.18x = 14,848.24 × 5,515.11
  4. Step 4: Simplify right side
    9,895.18x = 81,889,676.91
  5. Step 5: Solve for x
    x = 81,889,676.91/9,895.18
  6. Step 6: Final answer
    x = 8,275.71

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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.