Home / 7,505.20-10,356.06-4,520.44

Finding the Fourth Proportional to 7,505.20, 10,356.06 and 4,520.44

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Solution

The fourth proportional to 7,505.20, 10,356.06 and 4,520.44 is: 6,237.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.20 : 10,356.06 = 4,520.44 : x
  2. Step 2: Convert to fraction form
    7,505.20/10,356.06 = 4,520.44/x
  3. Step 3: Cross multiply
    7,505.20x = 10,356.06 × 4,520.44
  4. Step 4: Simplify right side
    7,505.20x = 46,813,947.87
  5. Step 5: Solve for x
    x = 46,813,947.87/7,505.20
  6. Step 6: Final answer
    x = 6,237.54

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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.