Home / 4,824.04-6,654.90-3,145.48

Finding the Fourth Proportional to 4,824.04, 6,654.90 and 3,145.48

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Solution

The fourth proportional to 4,824.04, 6,654.90 and 3,145.48 is: 4,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.04 : 6,654.90 = 3,145.48 : x
  2. Step 2: Convert to fraction form
    4,824.04/6,654.90 = 3,145.48/x
  3. Step 3: Cross multiply
    4,824.04x = 6,654.90 × 3,145.48
  4. Step 4: Simplify right side
    4,824.04x = 20,932,854.85
  5. Step 5: Solve for x
    x = 20,932,854.85/4,824.04
  6. Step 6: Final answer
    x = 4,339.28

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1.5x scale

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.