Home / 3,217.47-4,828.64-2,354.01

Finding the Fourth Proportional to 3,217.47, 4,828.64 and 2,354.01

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Solution

The fourth proportional to 3,217.47, 4,828.64 and 2,354.01 is: 3,532.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.47 : 4,828.64 = 2,354.01 : x
  2. Step 2: Convert to fraction form
    3,217.47/4,828.64 = 2,354.01/x
  3. Step 3: Cross multiply
    3,217.47x = 4,828.64 × 2,354.01
  4. Step 4: Simplify right side
    3,217.47x = 11,366,655.08
  5. Step 5: Solve for x
    x = 11,366,655.08/3,217.47
  6. Step 6: Final answer
    x = 3,532.79

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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.