Home / 7,455.54-10,289.19-4,471.31

Finding the Fourth Proportional to 7,455.54, 10,289.19 and 4,471.31

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Solution

The fourth proportional to 7,455.54, 10,289.19 and 4,471.31 is: 6,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.54 : 10,289.19 = 4,471.31 : x
  2. Step 2: Convert to fraction form
    7,455.54/10,289.19 = 4,471.31/x
  3. Step 3: Cross multiply
    7,455.54x = 10,289.19 × 4,471.31
  4. Step 4: Simplify right side
    7,455.54x = 46,006,158.14
  5. Step 5: Solve for x
    x = 46,006,158.14/7,455.54
  6. Step 6: Final answer
    x = 6,170.73

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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.