Home / 8,945.83-12,324.93-6,922.28

Finding the Fourth Proportional to 8,945.83, 12,324.93 and 6,922.28

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Solution

The fourth proportional to 8,945.83, 12,324.93 and 6,922.28 is: 9,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.83 : 12,324.93 = 6,922.28 : x
  2. Step 2: Convert to fraction form
    8,945.83/12,324.93 = 6,922.28/x
  3. Step 3: Cross multiply
    8,945.83x = 12,324.93 × 6,922.28
  4. Step 4: Simplify right side
    8,945.83x = 85,316,673.21
  5. Step 5: Solve for x
    x = 85,316,673.21/8,945.83
  6. Step 6: Final answer
    x = 9,537.04

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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.