Home / 3,585.88-4,948.45-2,188.63

Finding the Fourth Proportional to 3,585.88, 4,948.45 and 2,188.63

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Solution

The fourth proportional to 3,585.88, 4,948.45 and 2,188.63 is: 3,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.88 : 4,948.45 = 2,188.63 : x
  2. Step 2: Convert to fraction form
    3,585.88/4,948.45 = 2,188.63/x
  3. Step 3: Cross multiply
    3,585.88x = 4,948.45 × 2,188.63
  4. Step 4: Simplify right side
    3,585.88x = 10,830,308.28
  5. Step 5: Solve for x
    x = 10,830,308.28/3,585.88
  6. Step 6: Final answer
    x = 3,020.27

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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.