Home / 4,421.86-6,632.76-1,134.96

Finding the Fourth Proportional to 4,421.86, 6,632.76 and 1,134.96

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Solution

The fourth proportional to 4,421.86, 6,632.76 and 1,134.96 is: 1,702.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.86 : 6,632.76 = 1,134.96 : x
  2. Step 2: Convert to fraction form
    4,421.86/6,632.76 = 1,134.96/x
  3. Step 3: Cross multiply
    4,421.86x = 6,632.76 × 1,134.96
  4. Step 4: Simplify right side
    4,421.86x = 7,527,884.13
  5. Step 5: Solve for x
    x = 7,527,884.13/4,421.86
  6. Step 6: Final answer
    x = 1,702.42

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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.