Home / 2,993.04-4,129.43-1,666.49

Finding the Fourth Proportional to 2,993.04, 4,129.43 and 1,666.49

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Solution

The fourth proportional to 2,993.04, 4,129.43 and 1,666.49 is: 2,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.04 : 4,129.43 = 1,666.49 : x
  2. Step 2: Convert to fraction form
    2,993.04/4,129.43 = 1,666.49/x
  3. Step 3: Cross multiply
    2,993.04x = 4,129.43 × 1,666.49
  4. Step 4: Simplify right side
    2,993.04x = 6,881,624.82
  5. Step 5: Solve for x
    x = 6,881,624.82/2,993.04
  6. Step 6: Final answer
    x = 2,299.21

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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.