Home / 2,153.83-2,964.99-1,932.70

Finding the Fourth Proportional to 2,153.83, 2,964.99 and 1,932.70

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Solution

The fourth proportional to 2,153.83, 2,964.99 and 1,932.70 is: 2,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153.83 : 2,964.99 = 1,932.70 : x
  2. Step 2: Convert to fraction form
    2,153.83/2,964.99 = 1,932.70/x
  3. Step 3: Cross multiply
    2,153.83x = 2,964.99 × 1,932.70
  4. Step 4: Simplify right side
    2,153.83x = 5,730,436.17
  5. Step 5: Solve for x
    x = 5,730,436.17/2,153.83
  6. Step 6: Final answer
    x = 2,660.58

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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.