Home / 4,954.57-7,427.76-2,320.79

Finding the Fourth Proportional to 4,954.57, 7,427.76 and 2,320.79

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Solution

The fourth proportional to 4,954.57, 7,427.76 and 2,320.79 is: 3,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.57 : 7,427.76 = 2,320.79 : x
  2. Step 2: Convert to fraction form
    4,954.57/7,427.76 = 2,320.79/x
  3. Step 3: Cross multiply
    4,954.57x = 7,427.76 × 2,320.79
  4. Step 4: Simplify right side
    4,954.57x = 17,238,271.13
  5. Step 5: Solve for x
    x = 17,238,271.13/4,954.57
  6. Step 6: Final answer
    x = 3,479.27

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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.