Home / 8,746.92-13,123.26-3,551.40

Finding the Fourth Proportional to 8,746.92, 13,123.26 and 3,551.40

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Solution

The fourth proportional to 8,746.92, 13,123.26 and 3,551.40 is: 5,328.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.92 : 13,123.26 = 3,551.40 : x
  2. Step 2: Convert to fraction form
    8,746.92/13,123.26 = 3,551.40/x
  3. Step 3: Cross multiply
    8,746.92x = 13,123.26 × 3,551.40
  4. Step 4: Simplify right side
    8,746.92x = 46,605,945.56
  5. Step 5: Solve for x
    x = 46,605,945.56/8,746.92
  6. Step 6: Final answer
    x = 5,328.27

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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.