Home / 4,640.94-6,404.49-2,545.06

Finding the Fourth Proportional to 4,640.94, 6,404.49 and 2,545.06

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Solution

The fourth proportional to 4,640.94, 6,404.49 and 2,545.06 is: 3,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.94 : 6,404.49 = 2,545.06 : x
  2. Step 2: Convert to fraction form
    4,640.94/6,404.49 = 2,545.06/x
  3. Step 3: Cross multiply
    4,640.94x = 6,404.49 × 2,545.06
  4. Step 4: Simplify right side
    4,640.94x = 16,299,811.32
  5. Step 5: Solve for x
    x = 16,299,811.32/4,640.94
  6. Step 6: Final answer
    x = 3,512.18

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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.