Home / 6,799.80-10,199.67-1,869.30

Finding the Fourth Proportional to 6,799.80, 10,199.67 and 1,869.30

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Solution

The fourth proportional to 6,799.80, 10,199.67 and 1,869.30 is: 2,803.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.80 : 10,199.67 = 1,869.30 : x
  2. Step 2: Convert to fraction form
    6,799.80/10,199.67 = 1,869.30/x
  3. Step 3: Cross multiply
    6,799.80x = 10,199.67 × 1,869.30
  4. Step 4: Simplify right side
    6,799.80x = 19,066,243.13
  5. Step 5: Solve for x
    x = 19,066,243.13/6,799.80
  6. Step 6: Final answer
    x = 2,803.94

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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.