Home / 4,337.64-6,503.78-2,112.05

Finding the Fourth Proportional to 4,337.64, 6,503.78 and 2,112.05

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Solution

The fourth proportional to 4,337.64, 6,503.78 and 2,112.05 is: 3,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,337.64 : 6,503.78 = 2,112.05 : x
  2. Step 2: Convert to fraction form
    4,337.64/6,503.78 = 2,112.05/x
  3. Step 3: Cross multiply
    4,337.64x = 6,503.78 × 2,112.05
  4. Step 4: Simplify right side
    4,337.64x = 13,736,265.47
  5. Step 5: Solve for x
    x = 13,736,265.47/4,337.64
  6. Step 6: Final answer
    x = 3,166.76

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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.