Home / 4,901.04-6,764.40-2,806.56

Finding the Fourth Proportional to 4,901.04, 6,764.40 and 2,806.56

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Solution

The fourth proportional to 4,901.04, 6,764.40 and 2,806.56 is: 3,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.04 : 6,764.40 = 2,806.56 : x
  2. Step 2: Convert to fraction form
    4,901.04/6,764.40 = 2,806.56/x
  3. Step 3: Cross multiply
    4,901.04x = 6,764.40 × 2,806.56
  4. Step 4: Simplify right side
    4,901.04x = 18,984,694.46
  5. Step 5: Solve for x
    x = 18,984,694.46/4,901.04
  6. Step 6: Final answer
    x = 3,873.61

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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.