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Finding the Fourth Proportional to 2,995.47, 4,489.16 and 2,346.39

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Solution

The fourth proportional to 2,995.47, 4,489.16 and 2,346.39 is: 3,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.47 : 4,489.16 = 2,346.39 : x
  2. Step 2: Convert to fraction form
    2,995.47/4,489.16 = 2,346.39/x
  3. Step 3: Cross multiply
    2,995.47x = 4,489.16 × 2,346.39
  4. Step 4: Simplify right side
    2,995.47x = 10,533,308.40
  5. Step 5: Solve for x
    x = 10,533,308.40/2,995.47
  6. Step 6: Final answer
    x = 3,516.41

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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.