Home / 8,905.55-13,354.27-4,744.49

Finding the Fourth Proportional to 8,905.55, 13,354.27 and 4,744.49

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Solution

The fourth proportional to 8,905.55, 13,354.27 and 4,744.49 is: 7,114.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.55 : 13,354.27 = 4,744.49 : x
  2. Step 2: Convert to fraction form
    8,905.55/13,354.27 = 4,744.49/x
  3. Step 3: Cross multiply
    8,905.55x = 13,354.27 × 4,744.49
  4. Step 4: Simplify right side
    8,905.55x = 63,359,200.47
  5. Step 5: Solve for x
    x = 63,359,200.47/8,905.55
  6. Step 6: Final answer
    x = 7,114.57

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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.