Home / 4,290.98-5,921.37-2,402.66

Finding the Fourth Proportional to 4,290.98, 5,921.37 and 2,402.66

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Solution

The fourth proportional to 4,290.98, 5,921.37 and 2,402.66 is: 3,315.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.98 : 5,921.37 = 2,402.66 : x
  2. Step 2: Convert to fraction form
    4,290.98/5,921.37 = 2,402.66/x
  3. Step 3: Cross multiply
    4,290.98x = 5,921.37 × 2,402.66
  4. Step 4: Simplify right side
    4,290.98x = 14,227,053.65
  5. Step 5: Solve for x
    x = 14,227,053.65/4,290.98
  6. Step 6: Final answer
    x = 3,315.58

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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.