Home / 1,934.16-2,668.98-1,148.07

Finding the Fourth Proportional to 1,934.16, 2,668.98 and 1,148.07

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Solution

The fourth proportional to 1,934.16, 2,668.98 and 1,148.07 is: 1,584.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.16 : 2,668.98 = 1,148.07 : x
  2. Step 2: Convert to fraction form
    1,934.16/2,668.98 = 1,148.07/x
  3. Step 3: Cross multiply
    1,934.16x = 2,668.98 × 1,148.07
  4. Step 4: Simplify right side
    1,934.16x = 3,064,175.87
  5. Step 5: Solve for x
    x = 3,064,175.87/1,934.16
  6. Step 6: Final answer
    x = 1,584.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.