Home / 3,382.98-4,670.06-2,486.72

Finding the Fourth Proportional to 3,382.98, 4,670.06 and 2,486.72

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Solution

The fourth proportional to 3,382.98, 4,670.06 and 2,486.72 is: 3,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.98 : 4,670.06 = 2,486.72 : x
  2. Step 2: Convert to fraction form
    3,382.98/4,670.06 = 2,486.72/x
  3. Step 3: Cross multiply
    3,382.98x = 4,670.06 × 2,486.72
  4. Step 4: Simplify right side
    3,382.98x = 11,613,095.82
  5. Step 5: Solve for x
    x = 11,613,095.82/3,382.98
  6. Step 6: Final answer
    x = 3,432.80

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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.