Home / 1,799.08-2,482.10-1,379.56

Finding the Fourth Proportional to 1,799.08, 2,482.10 and 1,379.56

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Solution

The fourth proportional to 1,799.08, 2,482.10 and 1,379.56 is: 1,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.08 : 2,482.10 = 1,379.56 : x
  2. Step 2: Convert to fraction form
    1,799.08/2,482.10 = 1,379.56/x
  3. Step 3: Cross multiply
    1,799.08x = 2,482.10 × 1,379.56
  4. Step 4: Simplify right side
    1,799.08x = 3,424,205.88
  5. Step 5: Solve for x
    x = 3,424,205.88/1,799.08
  6. Step 6: Final answer
    x = 1,903.31

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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.