Home / 9,891.18-14,836.30-3,650.74

Finding the Fourth Proportional to 9,891.18, 14,836.30 and 3,650.74

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Solution

The fourth proportional to 9,891.18, 14,836.30 and 3,650.74 is: 5,475.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891.18 : 14,836.30 = 3,650.74 : x
  2. Step 2: Convert to fraction form
    9,891.18/14,836.30 = 3,650.74/x
  3. Step 3: Cross multiply
    9,891.18x = 14,836.30 × 3,650.74
  4. Step 4: Simplify right side
    9,891.18x = 54,163,427.64
  5. Step 5: Solve for x
    x = 54,163,427.64/9,891.18
  6. Step 6: Final answer
    x = 5,475.93

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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.