Home / 3,097.68-4,276.80-2,051.16

Finding the Fourth Proportional to 3,097.68, 4,276.80 and 2,051.16

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Solution

The fourth proportional to 3,097.68, 4,276.80 and 2,051.16 is: 2,831.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.68 : 4,276.80 = 2,051.16 : x
  2. Step 2: Convert to fraction form
    3,097.68/4,276.80 = 2,051.16/x
  3. Step 3: Cross multiply
    3,097.68x = 4,276.80 × 2,051.16
  4. Step 4: Simplify right side
    3,097.68x = 8,772,401.09
  5. Step 5: Solve for x
    x = 8,772,401.09/3,097.68
  6. Step 6: Final answer
    x = 2,831.93

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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.