Home / 8,953.27-12,353.36-5,369.31

Finding the Fourth Proportional to 8,953.27, 12,353.36 and 5,369.31

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Solution

The fourth proportional to 8,953.27, 12,353.36 and 5,369.31 is: 7,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.27 : 12,353.36 = 5,369.31 : x
  2. Step 2: Convert to fraction form
    8,953.27/12,353.36 = 5,369.31/x
  3. Step 3: Cross multiply
    8,953.27x = 12,353.36 × 5,369.31
  4. Step 4: Simplify right side
    8,953.27x = 66,328,992.54
  5. Step 5: Solve for x
    x = 66,328,992.54/8,953.27
  6. Step 6: Final answer
    x = 7,408.36

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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.