Home / 3,060.89-4,590.88-1,211.36

Finding the Fourth Proportional to 3,060.89, 4,590.88 and 1,211.36

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Solution

The fourth proportional to 3,060.89, 4,590.88 and 1,211.36 is: 1,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.89 : 4,590.88 = 1,211.36 : x
  2. Step 2: Convert to fraction form
    3,060.89/4,590.88 = 1,211.36/x
  3. Step 3: Cross multiply
    3,060.89x = 4,590.88 × 1,211.36
  4. Step 4: Simplify right side
    3,060.89x = 5,561,182.41
  5. Step 5: Solve for x
    x = 5,561,182.41/3,060.89
  6. Step 6: Final answer
    x = 1,816.85

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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.