Home / 1,767.60-2,653.29-1,563.48

Finding the Fourth Proportional to 1,767.60, 2,653.29 and 1,563.48

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Solution

The fourth proportional to 1,767.60, 2,653.29 and 1,563.48 is: 2,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767.60 : 2,653.29 = 1,563.48 : x
  2. Step 2: Convert to fraction form
    1,767.60/2,653.29 = 1,563.48/x
  3. Step 3: Cross multiply
    1,767.60x = 2,653.29 × 1,563.48
  4. Step 4: Simplify right side
    1,767.60x = 4,148,365.85
  5. Step 5: Solve for x
    x = 4,148,365.85/1,767.60
  6. Step 6: Final answer
    x = 2,346.89

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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.