Home / 3,243.38-4,475.86-1,846.13

Finding the Fourth Proportional to 3,243.38, 4,475.86 and 1,846.13

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Solution

The fourth proportional to 3,243.38, 4,475.86 and 1,846.13 is: 2,547.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.38 : 4,475.86 = 1,846.13 : x
  2. Step 2: Convert to fraction form
    3,243.38/4,475.86 = 1,846.13/x
  3. Step 3: Cross multiply
    3,243.38x = 4,475.86 × 1,846.13
  4. Step 4: Simplify right side
    3,243.38x = 8,262,992.43
  5. Step 5: Solve for x
    x = 8,262,992.43/3,243.38
  6. Step 6: Final answer
    x = 2,547.65

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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.