Home / 4,421.49-6,631.74-1,134.66

Finding the Fourth Proportional to 4,421.49, 6,631.74 and 1,134.66

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Solution

The fourth proportional to 4,421.49, 6,631.74 and 1,134.66 is: 1,701.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.49 : 6,631.74 = 1,134.66 : x
  2. Step 2: Convert to fraction form
    4,421.49/6,631.74 = 1,134.66/x
  3. Step 3: Cross multiply
    4,421.49x = 6,631.74 × 1,134.66
  4. Step 4: Simplify right side
    4,421.49x = 7,524,770.11
  5. Step 5: Solve for x
    x = 7,524,770.11/4,421.49
  6. Step 6: Final answer
    x = 1,701.86

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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.