Home / 3,953.74-5,454.69-2,360.65

Finding the Fourth Proportional to 3,953.74, 5,454.69 and 2,360.65

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Solution

The fourth proportional to 3,953.74, 5,454.69 and 2,360.65 is: 3,256.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.74 : 5,454.69 = 2,360.65 : x
  2. Step 2: Convert to fraction form
    3,953.74/5,454.69 = 2,360.65/x
  3. Step 3: Cross multiply
    3,953.74x = 5,454.69 × 2,360.65
  4. Step 4: Simplify right side
    3,953.74x = 12,876,603.86
  5. Step 5: Solve for x
    x = 12,876,603.86/3,953.74
  6. Step 6: Final answer
    x = 3,256.81

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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.