Home / 1,357.93-2,033.25-1,117.36

Finding the Fourth Proportional to 1,357.93, 2,033.25 and 1,117.36

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Solution

The fourth proportional to 1,357.93, 2,033.25 and 1,117.36 is: 1,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357.93 : 2,033.25 = 1,117.36 : x
  2. Step 2: Convert to fraction form
    1,357.93/2,033.25 = 1,117.36/x
  3. Step 3: Cross multiply
    1,357.93x = 2,033.25 × 1,117.36
  4. Step 4: Simplify right side
    1,357.93x = 2,271,872.22
  5. Step 5: Solve for x
    x = 2,271,872.22/1,357.93
  6. Step 6: Final answer
    x = 1,673.04

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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.