Home / 5,154.01-7,730.13-1,455.37

Finding the Fourth Proportional to 5,154.01, 7,730.13 and 1,455.37

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Solution

The fourth proportional to 5,154.01, 7,730.13 and 1,455.37 is: 2,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.01 : 7,730.13 = 1,455.37 : x
  2. Step 2: Convert to fraction form
    5,154.01/7,730.13 = 1,455.37/x
  3. Step 3: Cross multiply
    5,154.01x = 7,730.13 × 1,455.37
  4. Step 4: Simplify right side
    5,154.01x = 11,250,179.97
  5. Step 5: Solve for x
    x = 11,250,179.97/5,154.01
  6. Step 6: Final answer
    x = 2,182.80

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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.