Home / 2,346.39-3,237.91-1,351.81

Finding the Fourth Proportional to 2,346.39, 3,237.91 and 1,351.81

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Solution

The fourth proportional to 2,346.39, 3,237.91 and 1,351.81 is: 1,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.39 : 3,237.91 = 1,351.81 : x
  2. Step 2: Convert to fraction form
    2,346.39/3,237.91 = 1,351.81/x
  3. Step 3: Cross multiply
    2,346.39x = 3,237.91 × 1,351.81
  4. Step 4: Simplify right side
    2,346.39x = 4,377,033.71
  5. Step 5: Solve for x
    x = 4,377,033.71/2,346.39
  6. Step 6: Final answer
    x = 1,865.43

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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.