Home / 6,429.06-8,868.06-4,934.70

Finding the Fourth Proportional to 6,429.06, 8,868.06 and 4,934.70

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Solution

The fourth proportional to 6,429.06, 8,868.06 and 4,934.70 is: 6,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.06 : 8,868.06 = 4,934.70 : x
  2. Step 2: Convert to fraction form
    6,429.06/8,868.06 = 4,934.70/x
  3. Step 3: Cross multiply
    6,429.06x = 8,868.06 × 4,934.70
  4. Step 4: Simplify right side
    6,429.06x = 43,761,215.68
  5. Step 5: Solve for x
    x = 43,761,215.68/6,429.06
  6. Step 6: Final answer
    x = 6,806.78

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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.