Home / 1,410.82-2,118.14-794.95

Finding the Fourth Proportional to 1,410.82, 2,118.14 and 794.95

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Solution

The fourth proportional to 1,410.82, 2,118.14 and 794.95 is: 1,193.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410.82 : 2,118.14 = 794.95 : x
  2. Step 2: Convert to fraction form
    1,410.82/2,118.14 = 794.95/x
  3. Step 3: Cross multiply
    1,410.82x = 2,118.14 × 794.95
  4. Step 4: Simplify right side
    1,410.82x = 1,683,815.39
  5. Step 5: Solve for x
    x = 1,683,815.39/1,410.82
  6. Step 6: Final answer
    x = 1,193.50

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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.