Home / 5,024.80-6,934.16-2,786.70

Finding the Fourth Proportional to 5,024.80, 6,934.16 and 2,786.70

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Solution

The fourth proportional to 5,024.80, 6,934.16 and 2,786.70 is: 3,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,024.80 : 6,934.16 = 2,786.70 : x
  2. Step 2: Convert to fraction form
    5,024.80/6,934.16 = 2,786.70/x
  3. Step 3: Cross multiply
    5,024.80x = 6,934.16 × 2,786.70
  4. Step 4: Simplify right side
    5,024.80x = 19,323,409.74
  5. Step 5: Solve for x
    x = 19,323,409.74/5,024.80
  6. Step 6: Final answer
    x = 3,845.61

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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.