Home / 4,890.83-7,330.55-2,427.21

Finding the Fourth Proportional to 4,890.83, 7,330.55 and 2,427.21

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Solution

The fourth proportional to 4,890.83, 7,330.55 and 2,427.21 is: 3,637.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.83 : 7,330.55 = 2,427.21 : x
  2. Step 2: Convert to fraction form
    4,890.83/7,330.55 = 2,427.21/x
  3. Step 3: Cross multiply
    4,890.83x = 7,330.55 × 2,427.21
  4. Step 4: Simplify right side
    4,890.83x = 17,792,772.13
  5. Step 5: Solve for x
    x = 17,792,772.13/4,890.83
  6. Step 6: Final answer
    x = 3,637.99

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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.