Home / 5,887.79-8,124.29-3,369.50

Finding the Fourth Proportional to 5,887.79, 8,124.29 and 3,369.50

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Solution

The fourth proportional to 5,887.79, 8,124.29 and 3,369.50 is: 4,649.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.79 : 8,124.29 = 3,369.50 : x
  2. Step 2: Convert to fraction form
    5,887.79/8,124.29 = 3,369.50/x
  3. Step 3: Cross multiply
    5,887.79x = 8,124.29 × 3,369.50
  4. Step 4: Simplify right side
    5,887.79x = 27,374,778.31
  5. Step 5: Solve for x
    x = 27,374,778.31/5,887.79
  6. Step 6: Final answer
    x = 4,649.41

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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.