Home / 5,116.23-7,677.77-2,195.24

Finding the Fourth Proportional to 5,116.23, 7,677.77 and 2,195.24

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Solution

The fourth proportional to 5,116.23, 7,677.77 and 2,195.24 is: 3,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.23 : 7,677.77 = 2,195.24 : x
  2. Step 2: Convert to fraction form
    5,116.23/7,677.77 = 2,195.24/x
  3. Step 3: Cross multiply
    5,116.23x = 7,677.77 × 2,195.24
  4. Step 4: Simplify right side
    5,116.23x = 16,854,498.45
  5. Step 5: Solve for x
    x = 16,854,498.45/5,116.23
  6. Step 6: Final answer
    x = 3,294.32

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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.