Home / 4,640.48-6,951.45-2,790.58

Finding the Fourth Proportional to 4,640.48, 6,951.45 and 2,790.58

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Solution

The fourth proportional to 4,640.48, 6,951.45 and 2,790.58 is: 4,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.48 : 6,951.45 = 2,790.58 : x
  2. Step 2: Convert to fraction form
    4,640.48/6,951.45 = 2,790.58/x
  3. Step 3: Cross multiply
    4,640.48x = 6,951.45 × 2,790.58
  4. Step 4: Simplify right side
    4,640.48x = 19,398,549.50
  5. Step 5: Solve for x
    x = 19,398,549.50/4,640.48
  6. Step 6: Final answer
    x = 4,180.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.