Home / 3,527.65-4,868.37-2,015.69

Finding the Fourth Proportional to 3,527.65, 4,868.37 and 2,015.69

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Solution

The fourth proportional to 3,527.65, 4,868.37 and 2,015.69 is: 2,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.65 : 4,868.37 = 2,015.69 : x
  2. Step 2: Convert to fraction form
    3,527.65/4,868.37 = 2,015.69/x
  3. Step 3: Cross multiply
    3,527.65x = 4,868.37 × 2,015.69
  4. Step 4: Simplify right side
    3,527.65x = 9,813,100.38
  5. Step 5: Solve for x
    x = 9,813,100.38/3,527.65
  6. Step 6: Final answer
    x = 2,781.77

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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.