Home / 4,071.77-5,618.97-2,303.27

Finding the Fourth Proportional to 4,071.77, 5,618.97 and 2,303.27

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Solution

The fourth proportional to 4,071.77, 5,618.97 and 2,303.27 is: 3,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.77 : 5,618.97 = 2,303.27 : x
  2. Step 2: Convert to fraction form
    4,071.77/5,618.97 = 2,303.27/x
  3. Step 3: Cross multiply
    4,071.77x = 5,618.97 × 2,303.27
  4. Step 4: Simplify right side
    4,071.77x = 12,941,976.94
  5. Step 5: Solve for x
    x = 12,941,976.94/4,071.77
  6. Step 6: Final answer
    x = 3,178.47

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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.