Home / 4,071.87-5,619.51-2,303.91

Finding the Fourth Proportional to 4,071.87, 5,619.51 and 2,303.91

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Solution

The fourth proportional to 4,071.87, 5,619.51 and 2,303.91 is: 3,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.87 : 5,619.51 = 2,303.91 : x
  2. Step 2: Convert to fraction form
    4,071.87/5,619.51 = 2,303.91/x
  3. Step 3: Cross multiply
    4,071.87x = 5,619.51 × 2,303.91
  4. Step 4: Simplify right side
    4,071.87x = 12,946,845.28
  5. Step 5: Solve for x
    x = 12,946,845.28/4,071.87
  6. Step 6: Final answer
    x = 3,179.58

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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.