Home / 2,060.51-3,084.08-1,320.57

Finding the Fourth Proportional to 2,060.51, 3,084.08 and 1,320.57

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Solution

The fourth proportional to 2,060.51, 3,084.08 and 1,320.57 is: 1,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.51 : 3,084.08 = 1,320.57 : x
  2. Step 2: Convert to fraction form
    2,060.51/3,084.08 = 1,320.57/x
  3. Step 3: Cross multiply
    2,060.51x = 3,084.08 × 1,320.57
  4. Step 4: Simplify right side
    2,060.51x = 4,072,736.92
  5. Step 5: Solve for x
    x = 4,072,736.92/2,060.51
  6. Step 6: Final answer
    x = 1,976.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.