Home / 5,690.10-8,536.05-1,992.24

Finding the Fourth Proportional to 5,690.10, 8,536.05 and 1,992.24

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Solution

The fourth proportional to 5,690.10, 8,536.05 and 1,992.24 is: 2,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.10 : 8,536.05 = 1,992.24 : x
  2. Step 2: Convert to fraction form
    5,690.10/8,536.05 = 1,992.24/x
  3. Step 3: Cross multiply
    5,690.10x = 8,536.05 × 1,992.24
  4. Step 4: Simplify right side
    5,690.10x = 17,005,860.25
  5. Step 5: Solve for x
    x = 17,005,860.25/5,690.10
  6. Step 6: Final answer
    x = 2,988.68

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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.