Home / 4,935.20-6,810.67-2,697.21

Finding the Fourth Proportional to 4,935.20, 6,810.67 and 2,697.21

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Solution

The fourth proportional to 4,935.20, 6,810.67 and 2,697.21 is: 3,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.20 : 6,810.67 = 2,697.21 : x
  2. Step 2: Convert to fraction form
    4,935.20/6,810.67 = 2,697.21/x
  3. Step 3: Cross multiply
    4,935.20x = 6,810.67 × 2,697.21
  4. Step 4: Simplify right side
    4,935.20x = 18,369,815.74
  5. Step 5: Solve for x
    x = 18,369,815.74/4,935.20
  6. Step 6: Final answer
    x = 3,722.20

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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.