Home / 3,060.55-4,590.83-1,112.50

Finding the Fourth Proportional to 3,060.55, 4,590.83 and 1,112.50

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Solution

The fourth proportional to 3,060.55, 4,590.83 and 1,112.50 is: 1,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.55 : 4,590.83 = 1,112.50 : x
  2. Step 2: Convert to fraction form
    3,060.55/4,590.83 = 1,112.50/x
  3. Step 3: Cross multiply
    3,060.55x = 4,590.83 × 1,112.50
  4. Step 4: Simplify right side
    3,060.55x = 5,107,298.38
  5. Step 5: Solve for x
    x = 5,107,298.38/3,060.55
  6. Step 6: Final answer
    x = 1,668.75

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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.