Home / 9,658.16-13,324.34-5,878.29

Finding the Fourth Proportional to 9,658.16, 13,324.34 and 5,878.29

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Solution

The fourth proportional to 9,658.16, 13,324.34 and 5,878.29 is: 8,109.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,658.16 : 13,324.34 = 5,878.29 : x
  2. Step 2: Convert to fraction form
    9,658.16/13,324.34 = 5,878.29/x
  3. Step 3: Cross multiply
    9,658.16x = 13,324.34 × 5,878.29
  4. Step 4: Simplify right side
    9,658.16x = 78,324,305.19
  5. Step 5: Solve for x
    x = 78,324,305.19/9,658.16
  6. Step 6: Final answer
    x = 8,109.66

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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.