Home / 11,064.96-15,269.43-6,348.87

Finding the Fourth Proportional to 11,064.96, 15,269.43 and 6,348.87

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Solution

The fourth proportional to 11,064.96, 15,269.43 and 6,348.87 is: 8,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.96 : 15,269.43 = 6,348.87 : x
  2. Step 2: Convert to fraction form
    11,064.96/15,269.43 = 6,348.87/x
  3. Step 3: Cross multiply
    11,064.96x = 15,269.43 × 6,348.87
  4. Step 4: Simplify right side
    11,064.96x = 96,943,626.04
  5. Step 5: Solve for x
    x = 96,943,626.04/11,064.96
  6. Step 6: Final answer
    x = 8,761.32

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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.