Home / 1,879.74-2,594.06-1,133.55

Finding the Fourth Proportional to 1,879.74, 2,594.06 and 1,133.55

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Solution

The fourth proportional to 1,879.74, 2,594.06 and 1,133.55 is: 1,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.74 : 2,594.06 = 1,133.55 : x
  2. Step 2: Convert to fraction form
    1,879.74/2,594.06 = 1,133.55/x
  3. Step 3: Cross multiply
    1,879.74x = 2,594.06 × 1,133.55
  4. Step 4: Simplify right side
    1,879.74x = 2,940,491.05
  5. Step 5: Solve for x
    x = 2,940,491.05/1,879.74
  6. Step 6: Final answer
    x = 1,564.31

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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.