Home / 4,501.91-6,211.87-2,910.74

Finding the Fourth Proportional to 4,501.91, 6,211.87 and 2,910.74

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Solution

The fourth proportional to 4,501.91, 6,211.87 and 2,910.74 is: 4,016.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,501.91 : 6,211.87 = 2,910.74 : x
  2. Step 2: Convert to fraction form
    4,501.91/6,211.87 = 2,910.74/x
  3. Step 3: Cross multiply
    4,501.91x = 6,211.87 × 2,910.74
  4. Step 4: Simplify right side
    4,501.91x = 18,081,132.65
  5. Step 5: Solve for x
    x = 18,081,132.65/4,501.91
  6. Step 6: Final answer
    x = 4,016.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.