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Finding the Fourth Proportional to 3,162.52, 4,363.08 and 1,835.74

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Solution

The fourth proportional to 3,162.52, 4,363.08 and 1,835.74 is: 2,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.52 : 4,363.08 = 1,835.74 : x
  2. Step 2: Convert to fraction form
    3,162.52/4,363.08 = 1,835.74/x
  3. Step 3: Cross multiply
    3,162.52x = 4,363.08 × 1,835.74
  4. Step 4: Simplify right side
    3,162.52x = 8,009,480.48
  5. Step 5: Solve for x
    x = 8,009,480.48/3,162.52
  6. Step 6: Final answer
    x = 2,532.63

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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.