Home / 5,559.06-7,658.46-3,877.44

Finding the Fourth Proportional to 5,559.06, 7,658.46 and 3,877.44

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Solution

The fourth proportional to 5,559.06, 7,658.46 and 3,877.44 is: 5,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.06 : 7,658.46 = 3,877.44 : x
  2. Step 2: Convert to fraction form
    5,559.06/7,658.46 = 3,877.44/x
  3. Step 3: Cross multiply
    5,559.06x = 7,658.46 × 3,877.44
  4. Step 4: Simplify right side
    5,559.06x = 29,695,219.14
  5. Step 5: Solve for x
    x = 29,695,219.14/5,559.06
  6. Step 6: Final answer
    x = 5,341.77

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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.