Home / 3,246.05-4,478.87-2,066.69

Finding the Fourth Proportional to 3,246.05, 4,478.87 and 2,066.69

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Solution

The fourth proportional to 3,246.05, 4,478.87 and 2,066.69 is: 2,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.05 : 4,478.87 = 2,066.69 : x
  2. Step 2: Convert to fraction form
    3,246.05/4,478.87 = 2,066.69/x
  3. Step 3: Cross multiply
    3,246.05x = 4,478.87 × 2,066.69
  4. Step 4: Simplify right side
    3,246.05x = 9,256,435.84
  5. Step 5: Solve for x
    x = 9,256,435.84/3,246.05
  6. Step 6: Final answer
    x = 2,851.60

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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.