Home / 1,752.08-2,629.66-1,020.64

Finding the Fourth Proportional to 1,752.08, 2,629.66 and 1,020.64

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Solution

The fourth proportional to 1,752.08, 2,629.66 and 1,020.64 is: 1,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.08 : 2,629.66 = 1,020.64 : x
  2. Step 2: Convert to fraction form
    1,752.08/2,629.66 = 1,020.64/x
  3. Step 3: Cross multiply
    1,752.08x = 2,629.66 × 1,020.64
  4. Step 4: Simplify right side
    1,752.08x = 2,683,936.18
  5. Step 5: Solve for x
    x = 2,683,936.18/1,752.08
  6. Step 6: Final answer
    x = 1,531.86

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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.