Home / 8,921.03-13,393.83-4,541.54

Finding the Fourth Proportional to 8,921.03, 13,393.83 and 4,541.54

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Solution

The fourth proportional to 8,921.03, 13,393.83 and 4,541.54 is: 6,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921.03 : 13,393.83 = 4,541.54 : x
  2. Step 2: Convert to fraction form
    8,921.03/13,393.83 = 4,541.54/x
  3. Step 3: Cross multiply
    8,921.03x = 13,393.83 × 4,541.54
  4. Step 4: Simplify right side
    8,921.03x = 60,828,614.70
  5. Step 5: Solve for x
    x = 60,828,614.70/8,921.03
  6. Step 6: Final answer
    x = 6,818.56

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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.