Home / 7,520.08-10,378.24-4,535.73

Finding the Fourth Proportional to 7,520.08, 10,378.24 and 4,535.73

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Solution

The fourth proportional to 7,520.08, 10,378.24 and 4,535.73 is: 6,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.08 : 10,378.24 = 4,535.73 : x
  2. Step 2: Convert to fraction form
    7,520.08/10,378.24 = 4,535.73/x
  3. Step 3: Cross multiply
    7,520.08x = 10,378.24 × 4,535.73
  4. Step 4: Simplify right side
    7,520.08x = 47,072,894.52
  5. Step 5: Solve for x
    x = 47,072,894.52/7,520.08
  6. Step 6: Final answer
    x = 6,259.63

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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.