Home / 4,071.92-5,619.37-2,303.49

Finding the Fourth Proportional to 4,071.92, 5,619.37 and 2,303.49

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Solution

The fourth proportional to 4,071.92, 5,619.37 and 2,303.49 is: 3,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.92 : 5,619.37 = 2,303.49 : x
  2. Step 2: Convert to fraction form
    4,071.92/5,619.37 = 2,303.49/x
  3. Step 3: Cross multiply
    4,071.92x = 5,619.37 × 2,303.49
  4. Step 4: Simplify right side
    4,071.92x = 12,944,134.50
  5. Step 5: Solve for x
    x = 12,944,134.50/4,071.92
  6. Step 6: Final answer
    x = 3,178.88

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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.