Home / 4,308.18-6,456.09-2,455.47

Finding the Fourth Proportional to 4,308.18, 6,456.09 and 2,455.47

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Solution

The fourth proportional to 4,308.18, 6,456.09 and 2,455.47 is: 3,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.18 : 6,456.09 = 2,455.47 : x
  2. Step 2: Convert to fraction form
    4,308.18/6,456.09 = 2,455.47/x
  3. Step 3: Cross multiply
    4,308.18x = 6,456.09 × 2,455.47
  4. Step 4: Simplify right side
    4,308.18x = 15,852,735.31
  5. Step 5: Solve for x
    x = 15,852,735.31/4,308.18
  6. Step 6: Final answer
    x = 3,679.68

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1.5x scale

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.