Home / 2,953.68-4,435.79-2,718.96

Finding the Fourth Proportional to 2,953.68, 4,435.79 and 2,718.96

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Solution

The fourth proportional to 2,953.68, 4,435.79 and 2,718.96 is: 4,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.68 : 4,435.79 = 2,718.96 : x
  2. Step 2: Convert to fraction form
    2,953.68/4,435.79 = 2,718.96/x
  3. Step 3: Cross multiply
    2,953.68x = 4,435.79 × 2,718.96
  4. Step 4: Simplify right side
    2,953.68x = 12,060,721.98
  5. Step 5: Solve for x
    x = 12,060,721.98/2,953.68
  6. Step 6: Final answer
    x = 4,083.29

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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.