Home / 4,688.74-6,468.61-3,009.88

Finding the Fourth Proportional to 4,688.74, 6,468.61 and 3,009.88

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Solution

The fourth proportional to 4,688.74, 6,468.61 and 3,009.88 is: 4,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.74 : 6,468.61 = 3,009.88 : x
  2. Step 2: Convert to fraction form
    4,688.74/6,468.61 = 3,009.88/x
  3. Step 3: Cross multiply
    4,688.74x = 6,468.61 × 3,009.88
  4. Step 4: Simplify right side
    4,688.74x = 19,469,739.87
  5. Step 5: Solve for x
    x = 19,469,739.87/4,688.74
  6. Step 6: Final answer
    x = 4,152.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.