Home / 3,525.07-4,864.57-1,931.73

Finding the Fourth Proportional to 3,525.07, 4,864.57 and 1,931.73

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Solution

The fourth proportional to 3,525.07, 4,864.57 and 1,931.73 is: 2,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.07 : 4,864.57 = 1,931.73 : x
  2. Step 2: Convert to fraction form
    3,525.07/4,864.57 = 1,931.73/x
  3. Step 3: Cross multiply
    3,525.07x = 4,864.57 × 1,931.73
  4. Step 4: Simplify right side
    3,525.07x = 9,397,050.96
  5. Step 5: Solve for x
    x = 9,397,050.96/3,525.07
  6. Step 6: Final answer
    x = 2,665.78

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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.