Home / 2,867.77-3,955.27-1,923.26

Finding the Fourth Proportional to 2,867.77, 3,955.27 and 1,923.26

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Solution

The fourth proportional to 2,867.77, 3,955.27 and 1,923.26 is: 2,652.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.77 : 3,955.27 = 1,923.26 : x
  2. Step 2: Convert to fraction form
    2,867.77/3,955.27 = 1,923.26/x
  3. Step 3: Cross multiply
    2,867.77x = 3,955.27 × 1,923.26
  4. Step 4: Simplify right side
    2,867.77x = 7,607,012.58
  5. Step 5: Solve for x
    x = 7,607,012.58/2,867.77
  6. Step 6: Final answer
    x = 2,652.59

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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.