Home / 2,007.96-2,771.14-1,124.06

Finding the Fourth Proportional to 2,007.96, 2,771.14 and 1,124.06

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Solution

The fourth proportional to 2,007.96, 2,771.14 and 1,124.06 is: 1,551.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.96 : 2,771.14 = 1,124.06 : x
  2. Step 2: Convert to fraction form
    2,007.96/2,771.14 = 1,124.06/x
  3. Step 3: Cross multiply
    2,007.96x = 2,771.14 × 1,124.06
  4. Step 4: Simplify right side
    2,007.96x = 3,114,927.63
  5. Step 5: Solve for x
    x = 3,114,927.63/2,007.96
  6. Step 6: Final answer
    x = 1,551.29

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1.5x scale

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.