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Finding the Fourth Proportional to 3,062.84, 4,224.84 and 2,670.80

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Solution

The fourth proportional to 3,062.84, 4,224.84 and 2,670.80 is: 3,684.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.84 : 4,224.84 = 2,670.80 : x
  2. Step 2: Convert to fraction form
    3,062.84/4,224.84 = 2,670.80/x
  3. Step 3: Cross multiply
    3,062.84x = 4,224.84 × 2,670.80
  4. Step 4: Simplify right side
    3,062.84x = 11,283,702.67
  5. Step 5: Solve for x
    x = 11,283,702.67/3,062.84
  6. Step 6: Final answer
    x = 3,684.07

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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.