Home / 3,590.49-4,955.07-2,099.28

Finding the Fourth Proportional to 3,590.49, 4,955.07 and 2,099.28

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Solution

The fourth proportional to 3,590.49, 4,955.07 and 2,099.28 is: 2,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.49 : 4,955.07 = 2,099.28 : x
  2. Step 2: Convert to fraction form
    3,590.49/4,955.07 = 2,099.28/x
  3. Step 3: Cross multiply
    3,590.49x = 4,955.07 × 2,099.28
  4. Step 4: Simplify right side
    3,590.49x = 10,402,105.80
  5. Step 5: Solve for x
    x = 10,402,105.80/3,590.49
  6. Step 6: Final answer
    x = 2,897.12

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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.