Home / 5,588.66-8,386.05-3,398.92

Finding the Fourth Proportional to 5,588.66, 8,386.05 and 3,398.92

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Solution

The fourth proportional to 5,588.66, 8,386.05 and 3,398.92 is: 5,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.66 : 8,386.05 = 3,398.92 : x
  2. Step 2: Convert to fraction form
    5,588.66/8,386.05 = 3,398.92/x
  3. Step 3: Cross multiply
    5,588.66x = 8,386.05 × 3,398.92
  4. Step 4: Simplify right side
    5,588.66x = 28,503,513.07
  5. Step 5: Solve for x
    x = 28,503,513.07/5,588.66
  6. Step 6: Final answer
    x = 5,100.25

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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.