Home / 10,271.93-15,399.83-4,343.97

Finding the Fourth Proportional to 10,271.93, 15,399.83 and 4,343.97

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Solution

The fourth proportional to 10,271.93, 15,399.83 and 4,343.97 is: 6,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.93 : 15,399.83 = 4,343.97 : x
  2. Step 2: Convert to fraction form
    10,271.93/15,399.83 = 4,343.97/x
  3. Step 3: Cross multiply
    10,271.93x = 15,399.83 × 4,343.97
  4. Step 4: Simplify right side
    10,271.93x = 66,896,300.81
  5. Step 5: Solve for x
    x = 66,896,300.81/10,271.93
  6. Step 6: Final answer
    x = 6,512.54

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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.