Home / 1,763.16-2,643.08-1,617.36

Finding the Fourth Proportional to 1,763.16, 2,643.08 and 1,617.36

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Solution

The fourth proportional to 1,763.16, 2,643.08 and 1,617.36 is: 2,424.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.16 : 2,643.08 = 1,617.36 : x
  2. Step 2: Convert to fraction form
    1,763.16/2,643.08 = 1,617.36/x
  3. Step 3: Cross multiply
    1,763.16x = 2,643.08 × 1,617.36
  4. Step 4: Simplify right side
    1,763.16x = 4,274,811.87
  5. Step 5: Solve for x
    x = 4,274,811.87/1,763.16
  6. Step 6: Final answer
    x = 2,424.52

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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.