Home / 5,193.89-7,790.84-1,298.29

Finding the Fourth Proportional to 5,193.89, 7,790.84 and 1,298.29

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Solution

The fourth proportional to 5,193.89, 7,790.84 and 1,298.29 is: 1,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.89 : 7,790.84 = 1,298.29 : x
  2. Step 2: Convert to fraction form
    5,193.89/7,790.84 = 1,298.29/x
  3. Step 3: Cross multiply
    5,193.89x = 7,790.84 × 1,298.29
  4. Step 4: Simplify right side
    5,193.89x = 10,114,795.58
  5. Step 5: Solve for x
    x = 10,114,795.58/5,193.89
  6. Step 6: Final answer
    x = 1,947.44

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Similar ratio
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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.