Home / 9,077.14-13,612.28-3,529.78

Finding the Fourth Proportional to 9,077.14, 13,612.28 and 3,529.78

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Solution

The fourth proportional to 9,077.14, 13,612.28 and 3,529.78 is: 5,293.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.14 : 13,612.28 = 3,529.78 : x
  2. Step 2: Convert to fraction form
    9,077.14/13,612.28 = 3,529.78/x
  3. Step 3: Cross multiply
    9,077.14x = 13,612.28 × 3,529.78
  4. Step 4: Simplify right side
    9,077.14x = 48,048,353.70
  5. Step 5: Solve for x
    x = 48,048,353.70/9,077.14
  6. Step 6: Final answer
    x = 5,293.34

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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.