Home / 9,077.76-13,604.85-4,076.43

Finding the Fourth Proportional to 9,077.76, 13,604.85 and 4,076.43

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Solution

The fourth proportional to 9,077.76, 13,604.85 and 4,076.43 is: 6,109.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.76 : 13,604.85 = 4,076.43 : x
  2. Step 2: Convert to fraction form
    9,077.76/13,604.85 = 4,076.43/x
  3. Step 3: Cross multiply
    9,077.76x = 13,604.85 × 4,076.43
  4. Step 4: Simplify right side
    9,077.76x = 55,459,218.69
  5. Step 5: Solve for x
    x = 55,459,218.69/9,077.76
  6. Step 6: Final answer
    x = 6,109.35

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1.5x scale

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.