Home / 3,051.68-4,210.80-2,954.48

Finding the Fourth Proportional to 3,051.68, 4,210.80 and 2,954.48

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Solution

The fourth proportional to 3,051.68, 4,210.80 and 2,954.48 is: 4,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.68 : 4,210.80 = 2,954.48 : x
  2. Step 2: Convert to fraction form
    3,051.68/4,210.80 = 2,954.48/x
  3. Step 3: Cross multiply
    3,051.68x = 4,210.80 × 2,954.48
  4. Step 4: Simplify right side
    3,051.68x = 12,440,724.38
  5. Step 5: Solve for x
    x = 12,440,724.38/3,051.68
  6. Step 6: Final answer
    x = 4,076.68

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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.