Home / 2,009.14-2,772.62-1,124.96

Finding the Fourth Proportional to 2,009.14, 2,772.62 and 1,124.96

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Solution

The fourth proportional to 2,009.14, 2,772.62 and 1,124.96 is: 1,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.14 : 2,772.62 = 1,124.96 : x
  2. Step 2: Convert to fraction form
    2,009.14/2,772.62 = 1,124.96/x
  3. Step 3: Cross multiply
    2,009.14x = 2,772.62 × 1,124.96
  4. Step 4: Simplify right side
    2,009.14x = 3,119,086.60
  5. Step 5: Solve for x
    x = 3,119,086.60/2,009.14
  6. Step 6: Final answer
    x = 1,552.45

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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.