Home / 3,411.15-4,706.66-2,066.55

Finding the Fourth Proportional to 3,411.15, 4,706.66 and 2,066.55

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Solution

The fourth proportional to 3,411.15, 4,706.66 and 2,066.55 is: 2,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.15 : 4,706.66 = 2,066.55 : x
  2. Step 2: Convert to fraction form
    3,411.15/4,706.66 = 2,066.55/x
  3. Step 3: Cross multiply
    3,411.15x = 4,706.66 × 2,066.55
  4. Step 4: Simplify right side
    3,411.15x = 9,726,537.89
  5. Step 5: Solve for x
    x = 9,726,537.89/3,411.15
  6. Step 6: Final answer
    x = 2,851.40

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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.