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Finding the Fourth Proportional to 1,835.17, 2,532.49 and 995.84

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Solution

The fourth proportional to 1,835.17, 2,532.49 and 995.84 is: 1,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.17 : 2,532.49 = 995.84 : x
  2. Step 2: Convert to fraction form
    1,835.17/2,532.49 = 995.84/x
  3. Step 3: Cross multiply
    1,835.17x = 2,532.49 × 995.84
  4. Step 4: Simplify right side
    1,835.17x = 2,521,939.69
  5. Step 5: Solve for x
    x = 2,521,939.69/1,835.17
  6. Step 6: Final answer
    x = 1,374.23

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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.