Home / 3,395.39-4,684.93-2,277.74

Finding the Fourth Proportional to 3,395.39, 4,684.93 and 2,277.74

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Solution

The fourth proportional to 3,395.39, 4,684.93 and 2,277.74 is: 3,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.39 : 4,684.93 = 2,277.74 : x
  2. Step 2: Convert to fraction form
    3,395.39/4,684.93 = 2,277.74/x
  3. Step 3: Cross multiply
    3,395.39x = 4,684.93 × 2,277.74
  4. Step 4: Simplify right side
    3,395.39x = 10,671,058.48
  5. Step 5: Solve for x
    x = 10,671,058.48/3,395.39
  6. Step 6: Final answer
    x = 3,142.81

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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.