Home / 4,420.91-6,632.18-1,459.56

Finding the Fourth Proportional to 4,420.91, 6,632.18 and 1,459.56

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Solution

The fourth proportional to 4,420.91, 6,632.18 and 1,459.56 is: 2,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.91 : 6,632.18 = 1,459.56 : x
  2. Step 2: Convert to fraction form
    4,420.91/6,632.18 = 1,459.56/x
  3. Step 3: Cross multiply
    4,420.91x = 6,632.18 × 1,459.56
  4. Step 4: Simplify right side
    4,420.91x = 9,680,070.11
  5. Step 5: Solve for x
    x = 9,680,070.11/4,420.91
  6. Step 6: Final answer
    x = 2,189.61

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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.