Home / 2,188.04-3,260.66-2,124.86

Finding the Fourth Proportional to 2,188.04, 3,260.66 and 2,124.86

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Solution

The fourth proportional to 2,188.04, 3,260.66 and 2,124.86 is: 3,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188.04 : 3,260.66 = 2,124.86 : x
  2. Step 2: Convert to fraction form
    2,188.04/3,260.66 = 2,124.86/x
  3. Step 3: Cross multiply
    2,188.04x = 3,260.66 × 2,124.86
  4. Step 4: Simplify right side
    2,188.04x = 6,928,446.01
  5. Step 5: Solve for x
    x = 6,928,446.01/2,188.04
  6. Step 6: Final answer
    x = 3,166.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.