Home / 3,162.58-4,748.66-1,935.13

Finding the Fourth Proportional to 3,162.58, 4,748.66 and 1,935.13

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Solution

The fourth proportional to 3,162.58, 4,748.66 and 1,935.13 is: 2,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.58 : 4,748.66 = 1,935.13 : x
  2. Step 2: Convert to fraction form
    3,162.58/4,748.66 = 1,935.13/x
  3. Step 3: Cross multiply
    3,162.58x = 4,748.66 × 1,935.13
  4. Step 4: Simplify right side
    3,162.58x = 9,189,274.43
  5. Step 5: Solve for x
    x = 9,189,274.43/3,162.58
  6. Step 6: Final answer
    x = 2,905.63

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1.5x scale

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.