Home / 6,808.70-10,206.89-4,729.68

Finding the Fourth Proportional to 6,808.70, 10,206.89 and 4,729.68

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Solution

The fourth proportional to 6,808.70, 10,206.89 and 4,729.68 is: 7,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808.70 : 10,206.89 = 4,729.68 : x
  2. Step 2: Convert to fraction form
    6,808.70/10,206.89 = 4,729.68/x
  3. Step 3: Cross multiply
    6,808.70x = 10,206.89 × 4,729.68
  4. Step 4: Simplify right side
    6,808.70x = 48,275,248.81
  5. Step 5: Solve for x
    x = 48,275,248.81/6,808.70
  6. Step 6: Final answer
    x = 7,090.24

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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.