Home / 4,409.72-6,083.10-2,640.80

Finding the Fourth Proportional to 4,409.72, 6,083.10 and 2,640.80

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Solution

The fourth proportional to 4,409.72, 6,083.10 and 2,640.80 is: 3,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.72 : 6,083.10 = 2,640.80 : x
  2. Step 2: Convert to fraction form
    4,409.72/6,083.10 = 2,640.80/x
  3. Step 3: Cross multiply
    4,409.72x = 6,083.10 × 2,640.80
  4. Step 4: Simplify right side
    4,409.72x = 16,064,250.48
  5. Step 5: Solve for x
    x = 16,064,250.48/4,409.72
  6. Step 6: Final answer
    x = 3,642.92

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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.