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Finding the Fourth Proportional to 4,899.69, 7,350.21 and 2,434.46

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Solution

The fourth proportional to 4,899.69, 7,350.21 and 2,434.46 is: 3,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.69 : 7,350.21 = 2,434.46 : x
  2. Step 2: Convert to fraction form
    4,899.69/7,350.21 = 2,434.46/x
  3. Step 3: Cross multiply
    4,899.69x = 7,350.21 × 2,434.46
  4. Step 4: Simplify right side
    4,899.69x = 17,893,755.49
  5. Step 5: Solve for x
    x = 17,893,755.49/4,899.69
  6. Step 6: Final answer
    x = 3,652.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.