Home / 10,377.56-15,566.20-4,827.80

Finding the Fourth Proportional to 10,377.56, 15,566.20 and 4,827.80

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Solution

The fourth proportional to 10,377.56, 15,566.20 and 4,827.80 is: 7,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.56 : 15,566.20 = 4,827.80 : x
  2. Step 2: Convert to fraction form
    10,377.56/15,566.20 = 4,827.80/x
  3. Step 3: Cross multiply
    10,377.56x = 15,566.20 × 4,827.80
  4. Step 4: Simplify right side
    10,377.56x = 75,150,527.21
  5. Step 5: Solve for x
    x = 75,150,527.21/10,377.56
  6. Step 6: Final answer
    x = 7,241.64

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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.