Home / 3,708.23-5,117.37-2,114.81

Finding the Fourth Proportional to 3,708.23, 5,117.37 and 2,114.81

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Solution

The fourth proportional to 3,708.23, 5,117.37 and 2,114.81 is: 2,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.23 : 5,117.37 = 2,114.81 : x
  2. Step 2: Convert to fraction form
    3,708.23/5,117.37 = 2,114.81/x
  3. Step 3: Cross multiply
    3,708.23x = 5,117.37 × 2,114.81
  4. Step 4: Simplify right side
    3,708.23x = 10,822,265.25
  5. Step 5: Solve for x
    x = 10,822,265.25/3,708.23
  6. Step 6: Final answer
    x = 2,918.44

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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.