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Finding the Fourth Proportional to 3,590.88, 4,955.49 and 2,099.94

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Solution

The fourth proportional to 3,590.88, 4,955.49 and 2,099.94 is: 2,897.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.88 : 4,955.49 = 2,099.94 : x
  2. Step 2: Convert to fraction form
    3,590.88/4,955.49 = 2,099.94/x
  3. Step 3: Cross multiply
    3,590.88x = 4,955.49 × 2,099.94
  4. Step 4: Simplify right side
    3,590.88x = 10,406,231.67
  5. Step 5: Solve for x
    x = 10,406,231.67/3,590.88
  6. Step 6: Final answer
    x = 2,897.96

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1.5x scale

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.