Home / 1,908.19-2,633.52-1,068.94

Finding the Fourth Proportional to 1,908.19, 2,633.52 and 1,068.94

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Solution

The fourth proportional to 1,908.19, 2,633.52 and 1,068.94 is: 1,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908.19 : 2,633.52 = 1,068.94 : x
  2. Step 2: Convert to fraction form
    1,908.19/2,633.52 = 1,068.94/x
  3. Step 3: Cross multiply
    1,908.19x = 2,633.52 × 1,068.94
  4. Step 4: Simplify right side
    1,908.19x = 2,815,074.87
  5. Step 5: Solve for x
    x = 2,815,074.87/1,908.19
  6. Step 6: Final answer
    x = 1,475.26

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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.