Home / 2,231.50-3,347.12-1,060.64

Finding the Fourth Proportional to 2,231.50, 3,347.12 and 1,060.64

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Solution

The fourth proportional to 2,231.50, 3,347.12 and 1,060.64 is: 1,590.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.50 : 3,347.12 = 1,060.64 : x
  2. Step 2: Convert to fraction form
    2,231.50/3,347.12 = 1,060.64/x
  3. Step 3: Cross multiply
    2,231.50x = 3,347.12 × 1,060.64
  4. Step 4: Simplify right side
    2,231.50x = 3,550,089.36
  5. Step 5: Solve for x
    x = 3,550,089.36/2,231.50
  6. Step 6: Final answer
    x = 1,590.90

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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.