Home / 7,574.37-10,451.03-4,778.25

Finding the Fourth Proportional to 7,574.37, 10,451.03 and 4,778.25

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Solution

The fourth proportional to 7,574.37, 10,451.03 and 4,778.25 is: 6,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.37 : 10,451.03 = 4,778.25 : x
  2. Step 2: Convert to fraction form
    7,574.37/10,451.03 = 4,778.25/x
  3. Step 3: Cross multiply
    7,574.37x = 10,451.03 × 4,778.25
  4. Step 4: Simplify right side
    7,574.37x = 49,937,610.21
  5. Step 5: Solve for x
    x = 49,937,610.21/7,574.37
  6. Step 6: Final answer
    x = 6,592.97

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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.