Home / 3,285.14-4,525.79-2,288.61

Finding the Fourth Proportional to 3,285.14, 4,525.79 and 2,288.61

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Solution

The fourth proportional to 3,285.14, 4,525.79 and 2,288.61 is: 3,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.14 : 4,525.79 = 2,288.61 : x
  2. Step 2: Convert to fraction form
    3,285.14/4,525.79 = 2,288.61/x
  3. Step 3: Cross multiply
    3,285.14x = 4,525.79 × 2,288.61
  4. Step 4: Simplify right side
    3,285.14x = 10,357,756.81
  5. Step 5: Solve for x
    x = 10,357,756.81/3,285.14
  6. Step 6: Final answer
    x = 3,152.92

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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.