Home / 2,370.92-3,271.28-2,055.68

Finding the Fourth Proportional to 2,370.92, 3,271.28 and 2,055.68

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Solution

The fourth proportional to 2,370.92, 3,271.28 and 2,055.68 is: 2,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.92 : 3,271.28 = 2,055.68 : x
  2. Step 2: Convert to fraction form
    2,370.92/3,271.28 = 2,055.68/x
  3. Step 3: Cross multiply
    2,370.92x = 3,271.28 × 2,055.68
  4. Step 4: Simplify right side
    2,370.92x = 6,724,704.87
  5. Step 5: Solve for x
    x = 6,724,704.87/2,370.92
  6. Step 6: Final answer
    x = 2,836.33

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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.