Home / 9,789.24-13,506.84-5,755.44

Finding the Fourth Proportional to 9,789.24, 13,506.84 and 5,755.44

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Solution

The fourth proportional to 9,789.24, 13,506.84 and 5,755.44 is: 7,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789.24 : 13,506.84 = 5,755.44 : x
  2. Step 2: Convert to fraction form
    9,789.24/13,506.84 = 5,755.44/x
  3. Step 3: Cross multiply
    9,789.24x = 13,506.84 × 5,755.44
  4. Step 4: Simplify right side
    9,789.24x = 77,737,807.21
  5. Step 5: Solve for x
    x = 77,737,807.21/9,789.24
  6. Step 6: Final answer
    x = 7,941.15

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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.