Home / 7,038.27-10,574.19-4,118.61

Finding the Fourth Proportional to 7,038.27, 10,574.19 and 4,118.61

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Solution

The fourth proportional to 7,038.27, 10,574.19 and 4,118.61 is: 6,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.27 : 10,574.19 = 4,118.61 : x
  2. Step 2: Convert to fraction form
    7,038.27/10,574.19 = 4,118.61/x
  3. Step 3: Cross multiply
    7,038.27x = 10,574.19 × 4,118.61
  4. Step 4: Simplify right side
    7,038.27x = 43,550,964.68
  5. Step 5: Solve for x
    x = 43,550,964.68/7,038.27
  6. Step 6: Final answer
    x = 6,187.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.