Home / 3,715.16-5,127-2,036.57

Finding the Fourth Proportional to 3,715.16, 5,127 and 2,036.57

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Solution

The fourth proportional to 3,715.16, 5,127 and 2,036.57 is: 2,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.16 : 5,127 = 2,036.57 : x
  2. Step 2: Convert to fraction form
    3,715.16/5,127 = 2,036.57/x
  3. Step 3: Cross multiply
    3,715.16x = 5,127 × 2,036.57
  4. Step 4: Simplify right side
    3,715.16x = 10,441,494.39
  5. Step 5: Solve for x
    x = 10,441,494.39/3,715.16
  6. Step 6: Final answer
    x = 2,810.51

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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.