Home / 3,395.30-4,683.85-2,066.70

Finding the Fourth Proportional to 3,395.30, 4,683.85 and 2,066.70

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Solution

The fourth proportional to 3,395.30, 4,683.85 and 2,066.70 is: 2,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.30 : 4,683.85 = 2,066.70 : x
  2. Step 2: Convert to fraction form
    3,395.30/4,683.85 = 2,066.70/x
  3. Step 3: Cross multiply
    3,395.30x = 4,683.85 × 2,066.70
  4. Step 4: Simplify right side
    3,395.30x = 9,680,107.63
  5. Step 5: Solve for x
    x = 9,680,107.63/3,395.30
  6. Step 6: Final answer
    x = 2,851.03

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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.