Home / 4,078.17-5,631.32-2,588.73

Finding the Fourth Proportional to 4,078.17, 5,631.32 and 2,588.73

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Solution

The fourth proportional to 4,078.17, 5,631.32 and 2,588.73 is: 3,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.17 : 5,631.32 = 2,588.73 : x
  2. Step 2: Convert to fraction form
    4,078.17/5,631.32 = 2,588.73/x
  3. Step 3: Cross multiply
    4,078.17x = 5,631.32 × 2,588.73
  4. Step 4: Simplify right side
    4,078.17x = 14,577,967.02
  5. Step 5: Solve for x
    x = 14,577,967.02/4,078.17
  6. Step 6: Final answer
    x = 3,574.63

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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.