Home / 4,897.92-7,345.60-1,822.08

Finding the Fourth Proportional to 4,897.92, 7,345.60 and 1,822.08

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Solution

The fourth proportional to 4,897.92, 7,345.60 and 1,822.08 is: 2,732.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.92 : 7,345.60 = 1,822.08 : x
  2. Step 2: Convert to fraction form
    4,897.92/7,345.60 = 1,822.08/x
  3. Step 3: Cross multiply
    4,897.92x = 7,345.60 × 1,822.08
  4. Step 4: Simplify right side
    4,897.92x = 13,384,270.85
  5. Step 5: Solve for x
    x = 13,384,270.85/4,897.92
  6. Step 6: Final answer
    x = 2,732.64

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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.