Home / 1,931.78-2,894.93-1,444.26

Finding the Fourth Proportional to 1,931.78, 2,894.93 and 1,444.26

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Solution

The fourth proportional to 1,931.78, 2,894.93 and 1,444.26 is: 2,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931.78 : 2,894.93 = 1,444.26 : x
  2. Step 2: Convert to fraction form
    1,931.78/2,894.93 = 1,444.26/x
  3. Step 3: Cross multiply
    1,931.78x = 2,894.93 × 1,444.26
  4. Step 4: Simplify right side
    1,931.78x = 4,181,024.38
  5. Step 5: Solve for x
    x = 4,181,024.38/1,931.78
  6. Step 6: Final answer
    x = 2,164.34

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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.