Home / 1,763.29-2,645.88-1,353.16

Finding the Fourth Proportional to 1,763.29, 2,645.88 and 1,353.16

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Solution

The fourth proportional to 1,763.29, 2,645.88 and 1,353.16 is: 2,030.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.29 : 2,645.88 = 1,353.16 : x
  2. Step 2: Convert to fraction form
    1,763.29/2,645.88 = 1,353.16/x
  3. Step 3: Cross multiply
    1,763.29x = 2,645.88 × 1,353.16
  4. Step 4: Simplify right side
    1,763.29x = 3,580,298.98
  5. Step 5: Solve for x
    x = 3,580,298.98/1,763.29
  6. Step 6: Final answer
    x = 2,030.47

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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.