Home / 3,715.10-5,126.77-2,036.51

Finding the Fourth Proportional to 3,715.10, 5,126.77 and 2,036.51

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Solution

The fourth proportional to 3,715.10, 5,126.77 and 2,036.51 is: 2,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.10 : 5,126.77 = 2,036.51 : x
  2. Step 2: Convert to fraction form
    3,715.10/5,126.77 = 2,036.51/x
  3. Step 3: Cross multiply
    3,715.10x = 5,126.77 × 2,036.51
  4. Step 4: Simplify right side
    3,715.10x = 10,440,718.37
  5. Step 5: Solve for x
    x = 10,440,718.37/3,715.10
  6. Step 6: Final answer
    x = 2,810.35

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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.