Home / 1,653.13-2,281.43-1,063.55

Finding the Fourth Proportional to 1,653.13, 2,281.43 and 1,063.55

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Solution

The fourth proportional to 1,653.13, 2,281.43 and 1,063.55 is: 1,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.13 : 2,281.43 = 1,063.55 : x
  2. Step 2: Convert to fraction form
    1,653.13/2,281.43 = 1,063.55/x
  3. Step 3: Cross multiply
    1,653.13x = 2,281.43 × 1,063.55
  4. Step 4: Simplify right side
    1,653.13x = 2,426,414.88
  5. Step 5: Solve for x
    x = 2,426,414.88/1,653.13
  6. Step 6: Final answer
    x = 1,467.77

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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.