Home / 1,589.04-2,384.11-711.46

Finding the Fourth Proportional to 1,589.04, 2,384.11 and 711.46

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Solution

The fourth proportional to 1,589.04, 2,384.11 and 711.46 is: 1,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.04 : 2,384.11 = 711.46 : x
  2. Step 2: Convert to fraction form
    1,589.04/2,384.11 = 711.46/x
  3. Step 3: Cross multiply
    1,589.04x = 2,384.11 × 711.46
  4. Step 4: Simplify right side
    1,589.04x = 1,696,198.90
  5. Step 5: Solve for x
    x = 1,696,198.90/1,589.04
  6. Step 6: Final answer
    x = 1,067.44

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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.