Home / 3,671.09-5,066.15-2,099.18

Finding the Fourth Proportional to 3,671.09, 5,066.15 and 2,099.18

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Solution

The fourth proportional to 3,671.09, 5,066.15 and 2,099.18 is: 2,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.09 : 5,066.15 = 2,099.18 : x
  2. Step 2: Convert to fraction form
    3,671.09/5,066.15 = 2,099.18/x
  3. Step 3: Cross multiply
    3,671.09x = 5,066.15 × 2,099.18
  4. Step 4: Simplify right side
    3,671.09x = 10,634,762.93
  5. Step 5: Solve for x
    x = 10,634,762.93/3,671.09
  6. Step 6: Final answer
    x = 2,896.90

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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.