Home / 2,057.04-2,838.84-1,172.94

Finding the Fourth Proportional to 2,057.04, 2,838.84 and 1,172.94

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Solution

The fourth proportional to 2,057.04, 2,838.84 and 1,172.94 is: 1,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.04 : 2,838.84 = 1,172.94 : x
  2. Step 2: Convert to fraction form
    2,057.04/2,838.84 = 1,172.94/x
  3. Step 3: Cross multiply
    2,057.04x = 2,838.84 × 1,172.94
  4. Step 4: Simplify right side
    2,057.04x = 3,329,788.99
  5. Step 5: Solve for x
    x = 3,329,788.99/2,057.04
  6. Step 6: Final answer
    x = 1,618.73

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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.