Home / 3,356.72-4,632.03-1,864.61

Finding the Fourth Proportional to 3,356.72, 4,632.03 and 1,864.61

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Solution

The fourth proportional to 3,356.72, 4,632.03 and 1,864.61 is: 2,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.72 : 4,632.03 = 1,864.61 : x
  2. Step 2: Convert to fraction form
    3,356.72/4,632.03 = 1,864.61/x
  3. Step 3: Cross multiply
    3,356.72x = 4,632.03 × 1,864.61
  4. Step 4: Simplify right side
    3,356.72x = 8,636,906.30
  5. Step 5: Solve for x
    x = 8,636,906.30/3,356.72
  6. Step 6: Final answer
    x = 2,573.02

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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.