Home / 5,891.08-8,130.50-3,408.52

Finding the Fourth Proportional to 5,891.08, 8,130.50 and 3,408.52

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Solution

The fourth proportional to 5,891.08, 8,130.50 and 3,408.52 is: 4,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.08 : 8,130.50 = 3,408.52 : x
  2. Step 2: Convert to fraction form
    5,891.08/8,130.50 = 3,408.52/x
  3. Step 3: Cross multiply
    5,891.08x = 8,130.50 × 3,408.52
  4. Step 4: Simplify right side
    5,891.08x = 27,712,971.86
  5. Step 5: Solve for x
    x = 27,712,971.86/5,891.08
  6. Step 6: Final answer
    x = 4,704.23

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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.