Home / 2,527.08-3,790-1,210.02

Finding the Fourth Proportional to 2,527.08, 3,790 and 1,210.02

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Solution

The fourth proportional to 2,527.08, 3,790 and 1,210.02 is: 1,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.08 : 3,790 = 1,210.02 : x
  2. Step 2: Convert to fraction form
    2,527.08/3,790 = 1,210.02/x
  3. Step 3: Cross multiply
    2,527.08x = 3,790 × 1,210.02
  4. Step 4: Simplify right side
    2,527.08x = 4,585,975.80
  5. Step 5: Solve for x
    x = 4,585,975.80/2,527.08
  6. Step 6: Final answer
    x = 1,814.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.