Home / 7,505.88-10,355.62-4,520.58

Finding the Fourth Proportional to 7,505.88, 10,355.62 and 4,520.58

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Solution

The fourth proportional to 7,505.88, 10,355.62 and 4,520.58 is: 6,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.88 : 10,355.62 = 4,520.58 : x
  2. Step 2: Convert to fraction form
    7,505.88/10,355.62 = 4,520.58/x
  3. Step 3: Cross multiply
    7,505.88x = 10,355.62 × 4,520.58
  4. Step 4: Simplify right side
    7,505.88x = 46,813,408.66
  5. Step 5: Solve for x
    x = 46,813,408.66/7,505.88
  6. Step 6: Final answer
    x = 6,236.90

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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.