Home / 3,162.31-4,364.75-1,835.82

Finding the Fourth Proportional to 3,162.31, 4,364.75 and 1,835.82

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Solution

The fourth proportional to 3,162.31, 4,364.75 and 1,835.82 is: 2,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.31 : 4,364.75 = 1,835.82 : x
  2. Step 2: Convert to fraction form
    3,162.31/4,364.75 = 1,835.82/x
  3. Step 3: Cross multiply
    3,162.31x = 4,364.75 × 1,835.82
  4. Step 4: Simplify right side
    3,162.31x = 8,012,899.93
  5. Step 5: Solve for x
    x = 8,012,899.93/3,162.31
  6. Step 6: Final answer
    x = 2,533.88

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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.