Home / 4,456.52-6,149.08-3,021.40

Finding the Fourth Proportional to 4,456.52, 6,149.08 and 3,021.40

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Solution

The fourth proportional to 4,456.52, 6,149.08 and 3,021.40 is: 4,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.52 : 6,149.08 = 3,021.40 : x
  2. Step 2: Convert to fraction form
    4,456.52/6,149.08 = 3,021.40/x
  3. Step 3: Cross multiply
    4,456.52x = 6,149.08 × 3,021.40
  4. Step 4: Simplify right side
    4,456.52x = 18,578,807.19
  5. Step 5: Solve for x
    x = 18,578,807.19/4,456.52
  6. Step 6: Final answer
    x = 4,168.90

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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.