Home / 10,399.14-14,347.44-5,922.18

Finding the Fourth Proportional to 10,399.14, 14,347.44 and 5,922.18

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Solution

The fourth proportional to 10,399.14, 14,347.44 and 5,922.18 is: 8,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399.14 : 14,347.44 = 5,922.18 : x
  2. Step 2: Convert to fraction form
    10,399.14/14,347.44 = 5,922.18/x
  3. Step 3: Cross multiply
    10,399.14x = 14,347.44 × 5,922.18
  4. Step 4: Simplify right side
    10,399.14x = 84,968,122.22
  5. Step 5: Solve for x
    x = 84,968,122.22/10,399.14
  6. Step 6: Final answer
    x = 8,170.69

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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.