Home / 4,332.34-6,499.68-2,138.50

Finding the Fourth Proportional to 4,332.34, 6,499.68 and 2,138.50

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Solution

The fourth proportional to 4,332.34, 6,499.68 and 2,138.50 is: 3,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,332.34 : 6,499.68 = 2,138.50 : x
  2. Step 2: Convert to fraction form
    4,332.34/6,499.68 = 2,138.50/x
  3. Step 3: Cross multiply
    4,332.34x = 6,499.68 × 2,138.50
  4. Step 4: Simplify right side
    4,332.34x = 13,899,565.68
  5. Step 5: Solve for x
    x = 13,899,565.68/4,332.34
  6. Step 6: Final answer
    x = 3,208.33

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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.