Home / 7,865.81-11,798.33-2,935.07

Finding the Fourth Proportional to 7,865.81, 11,798.33 and 2,935.07

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Solution

The fourth proportional to 7,865.81, 11,798.33 and 2,935.07 is: 4,402.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.81 : 11,798.33 = 2,935.07 : x
  2. Step 2: Convert to fraction form
    7,865.81/11,798.33 = 2,935.07/x
  3. Step 3: Cross multiply
    7,865.81x = 11,798.33 × 2,935.07
  4. Step 4: Simplify right side
    7,865.81x = 34,628,924.43
  5. Step 5: Solve for x
    x = 34,628,924.43/7,865.81
  6. Step 6: Final answer
    x = 4,402.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.