Home / 7,625.60-10,531.55-5,241.87

Finding the Fourth Proportional to 7,625.60, 10,531.55 and 5,241.87

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Solution

The fourth proportional to 7,625.60, 10,531.55 and 5,241.87 is: 7,239.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.60 : 10,531.55 = 5,241.87 : x
  2. Step 2: Convert to fraction form
    7,625.60/10,531.55 = 5,241.87/x
  3. Step 3: Cross multiply
    7,625.60x = 10,531.55 × 5,241.87
  4. Step 4: Simplify right side
    7,625.60x = 55,205,029.10
  5. Step 5: Solve for x
    x = 55,205,029.10/7,625.60
  6. Step 6: Final answer
    x = 7,239.44

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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.