Home / 1,653.04-2,476.32-1,067.20

Finding the Fourth Proportional to 1,653.04, 2,476.32 and 1,067.20

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Solution

The fourth proportional to 1,653.04, 2,476.32 and 1,067.20 is: 1,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.04 : 2,476.32 = 1,067.20 : x
  2. Step 2: Convert to fraction form
    1,653.04/2,476.32 = 1,067.20/x
  3. Step 3: Cross multiply
    1,653.04x = 2,476.32 × 1,067.20
  4. Step 4: Simplify right side
    1,653.04x = 2,642,728.70
  5. Step 5: Solve for x
    x = 2,642,728.70/1,653.04
  6. Step 6: Final answer
    x = 1,598.71

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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.