Home / 4,370.70-6,030.84-2,879.22

Finding the Fourth Proportional to 4,370.70, 6,030.84 and 2,879.22

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Solution

The fourth proportional to 4,370.70, 6,030.84 and 2,879.22 is: 3,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.70 : 6,030.84 = 2,879.22 : x
  2. Step 2: Convert to fraction form
    4,370.70/6,030.84 = 2,879.22/x
  3. Step 3: Cross multiply
    4,370.70x = 6,030.84 × 2,879.22
  4. Step 4: Simplify right side
    4,370.70x = 17,364,115.14
  5. Step 5: Solve for x
    x = 17,364,115.14/4,370.70
  6. Step 6: Final answer
    x = 3,972.85

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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.