Home / 3,699.09-5,107.19-2,373.39

Finding the Fourth Proportional to 3,699.09, 5,107.19 and 2,373.39

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Solution

The fourth proportional to 3,699.09, 5,107.19 and 2,373.39 is: 3,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.09 : 5,107.19 = 2,373.39 : x
  2. Step 2: Convert to fraction form
    3,699.09/5,107.19 = 2,373.39/x
  3. Step 3: Cross multiply
    3,699.09x = 5,107.19 × 2,373.39
  4. Step 4: Simplify right side
    3,699.09x = 12,121,341.81
  5. Step 5: Solve for x
    x = 12,121,341.81/3,699.09
  6. Step 6: Final answer
    x = 3,276.84

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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.