Home / 7,847.06-10,828.41-4,310.42

Finding the Fourth Proportional to 7,847.06, 10,828.41 and 4,310.42

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Solution

The fourth proportional to 7,847.06, 10,828.41 and 4,310.42 is: 5,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.06 : 10,828.41 = 4,310.42 : x
  2. Step 2: Convert to fraction form
    7,847.06/10,828.41 = 4,310.42/x
  3. Step 3: Cross multiply
    7,847.06x = 10,828.41 × 4,310.42
  4. Step 4: Simplify right side
    7,847.06x = 46,674,995.03
  5. Step 5: Solve for x
    x = 46,674,995.03/7,847.06
  6. Step 6: Final answer
    x = 5,948.09

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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.