Home / 3,730.74-5,148.86-2,238.81

Finding the Fourth Proportional to 3,730.74, 5,148.86 and 2,238.81

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Solution

The fourth proportional to 3,730.74, 5,148.86 and 2,238.81 is: 3,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.74 : 5,148.86 = 2,238.81 : x
  2. Step 2: Convert to fraction form
    3,730.74/5,148.86 = 2,238.81/x
  3. Step 3: Cross multiply
    3,730.74x = 5,148.86 × 2,238.81
  4. Step 4: Simplify right side
    3,730.74x = 11,527,308.06
  5. Step 5: Solve for x
    x = 11,527,308.06/3,730.74
  6. Step 6: Final answer
    x = 3,089.82

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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.