Home / 1,633.93-2,255.18-1,074.45

Finding the Fourth Proportional to 1,633.93, 2,255.18 and 1,074.45

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Solution

The fourth proportional to 1,633.93, 2,255.18 and 1,074.45 is: 1,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.93 : 2,255.18 = 1,074.45 : x
  2. Step 2: Convert to fraction form
    1,633.93/2,255.18 = 1,074.45/x
  3. Step 3: Cross multiply
    1,633.93x = 2,255.18 × 1,074.45
  4. Step 4: Simplify right side
    1,633.93x = 2,423,073.76
  5. Step 5: Solve for x
    x = 2,423,073.76/1,633.93
  6. Step 6: Final answer
    x = 1,482.97

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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.