Home / 4,935.27-6,812.06-2,840.07

Finding the Fourth Proportional to 4,935.27, 6,812.06 and 2,840.07

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Solution

The fourth proportional to 4,935.27, 6,812.06 and 2,840.07 is: 3,920.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.27 : 6,812.06 = 2,840.07 : x
  2. Step 2: Convert to fraction form
    4,935.27/6,812.06 = 2,840.07/x
  3. Step 3: Cross multiply
    4,935.27x = 6,812.06 × 2,840.07
  4. Step 4: Simplify right side
    4,935.27x = 19,346,713.04
  5. Step 5: Solve for x
    x = 19,346,713.04/4,935.27
  6. Step 6: Final answer
    x = 3,920.09

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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.