Home / 5,184.57-7,154.62-2,826.71

Finding the Fourth Proportional to 5,184.57, 7,154.62 and 2,826.71

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Solution

The fourth proportional to 5,184.57, 7,154.62 and 2,826.71 is: 3,900.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.57 : 7,154.62 = 2,826.71 : x
  2. Step 2: Convert to fraction form
    5,184.57/7,154.62 = 2,826.71/x
  3. Step 3: Cross multiply
    5,184.57x = 7,154.62 × 2,826.71
  4. Step 4: Simplify right side
    5,184.57x = 20,224,068.09
  5. Step 5: Solve for x
    x = 20,224,068.09/5,184.57
  6. Step 6: Final answer
    x = 3,900.82

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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.