Home / 4,659.78-6,435.30-3,260.10

Finding the Fourth Proportional to 4,659.78, 6,435.30 and 3,260.10

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Solution

The fourth proportional to 4,659.78, 6,435.30 and 3,260.10 is: 4,502.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.78 : 6,435.30 = 3,260.10 : x
  2. Step 2: Convert to fraction form
    4,659.78/6,435.30 = 3,260.10/x
  3. Step 3: Cross multiply
    4,659.78x = 6,435.30 × 3,260.10
  4. Step 4: Simplify right side
    4,659.78x = 20,979,721.53
  5. Step 5: Solve for x
    x = 20,979,721.53/4,659.78
  6. Step 6: Final answer
    x = 4,502.30

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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.