Home / 5,985.22-8,977.85-2,089.63

Finding the Fourth Proportional to 5,985.22, 8,977.85 and 2,089.63

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Solution

The fourth proportional to 5,985.22, 8,977.85 and 2,089.63 is: 3,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.22 : 8,977.85 = 2,089.63 : x
  2. Step 2: Convert to fraction form
    5,985.22/8,977.85 = 2,089.63/x
  3. Step 3: Cross multiply
    5,985.22x = 8,977.85 × 2,089.63
  4. Step 4: Simplify right side
    5,985.22x = 18,760,354.56
  5. Step 5: Solve for x
    x = 18,760,354.56/5,985.22
  6. Step 6: Final answer
    x = 3,134.45

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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.