Home / 1,937.72-2,674.51-1,152.23

Finding the Fourth Proportional to 1,937.72, 2,674.51 and 1,152.23

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Solution

The fourth proportional to 1,937.72, 2,674.51 and 1,152.23 is: 1,590.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.72 : 2,674.51 = 1,152.23 : x
  2. Step 2: Convert to fraction form
    1,937.72/2,674.51 = 1,152.23/x
  3. Step 3: Cross multiply
    1,937.72x = 2,674.51 × 1,152.23
  4. Step 4: Simplify right side
    1,937.72x = 3,081,634.40
  5. Step 5: Solve for x
    x = 3,081,634.40/1,937.72
  6. Step 6: Final answer
    x = 1,590.34

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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.