Home / 5,588.47-8,384.07-2,078.61

Finding the Fourth Proportional to 5,588.47, 8,384.07 and 2,078.61

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Solution

The fourth proportional to 5,588.47, 8,384.07 and 2,078.61 is: 3,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.47 : 8,384.07 = 2,078.61 : x
  2. Step 2: Convert to fraction form
    5,588.47/8,384.07 = 2,078.61/x
  3. Step 3: Cross multiply
    5,588.47x = 8,384.07 × 2,078.61
  4. Step 4: Simplify right side
    5,588.47x = 17,427,159.43
  5. Step 5: Solve for x
    x = 17,427,159.43/5,588.47
  6. Step 6: Final answer
    x = 3,118.41

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1.5x scale

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.