Home / 4,935.77-6,811.07-2,697.20

Finding the Fourth Proportional to 4,935.77, 6,811.07 and 2,697.20

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Solution

The fourth proportional to 4,935.77, 6,811.07 and 2,697.20 is: 3,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.77 : 6,811.07 = 2,697.20 : x
  2. Step 2: Convert to fraction form
    4,935.77/6,811.07 = 2,697.20/x
  3. Step 3: Cross multiply
    4,935.77x = 6,811.07 × 2,697.20
  4. Step 4: Simplify right side
    4,935.77x = 18,370,821.55
  5. Step 5: Solve for x
    x = 18,370,821.55/4,935.77
  6. Step 6: Final answer
    x = 3,721.97

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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.