Home / 7,573.68-10,453.32-4,778.64

Finding the Fourth Proportional to 7,573.68, 10,453.32 and 4,778.64

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Solution

The fourth proportional to 7,573.68, 10,453.32 and 4,778.64 is: 6,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.68 : 10,453.32 = 4,778.64 : x
  2. Step 2: Convert to fraction form
    7,573.68/10,453.32 = 4,778.64/x
  3. Step 3: Cross multiply
    7,573.68x = 10,453.32 × 4,778.64
  4. Step 4: Simplify right side
    7,573.68x = 49,952,653.08
  5. Step 5: Solve for x
    x = 49,952,653.08/7,573.68
  6. Step 6: Final answer
    x = 6,595.56

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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.