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Finding the Fourth Proportional to 1,792.15, 2,473.05 and 995.41

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Solution

The fourth proportional to 1,792.15, 2,473.05 and 995.41 is: 1,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792.15 : 2,473.05 = 995.41 : x
  2. Step 2: Convert to fraction form
    1,792.15/2,473.05 = 995.41/x
  3. Step 3: Cross multiply
    1,792.15x = 2,473.05 × 995.41
  4. Step 4: Simplify right side
    1,792.15x = 2,461,689.13
  5. Step 5: Solve for x
    x = 2,461,689.13/1,792.15
  6. Step 6: Final answer
    x = 1,373.60

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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.