Home / 2,186.04-3,279.47-888.42

Finding the Fourth Proportional to 2,186.04, 3,279.47 and 888.42

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Solution

The fourth proportional to 2,186.04, 3,279.47 and 888.42 is: 1,332.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.04 : 3,279.47 = 888.42 : x
  2. Step 2: Convert to fraction form
    2,186.04/3,279.47 = 888.42/x
  3. Step 3: Cross multiply
    2,186.04x = 3,279.47 × 888.42
  4. Step 4: Simplify right side
    2,186.04x = 2,913,542.30
  5. Step 5: Solve for x
    x = 2,913,542.30/2,186.04
  6. Step 6: Final answer
    x = 1,332.79

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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.