Home / 9,729.02-13,425.26-5,537.27

Finding the Fourth Proportional to 9,729.02, 13,425.26 and 5,537.27

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Solution

The fourth proportional to 9,729.02, 13,425.26 and 5,537.27 is: 7,640.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,729.02 : 13,425.26 = 5,537.27 : x
  2. Step 2: Convert to fraction form
    9,729.02/13,425.26 = 5,537.27/x
  3. Step 3: Cross multiply
    9,729.02x = 13,425.26 × 5,537.27
  4. Step 4: Simplify right side
    9,729.02x = 74,339,194.63
  5. Step 5: Solve for x
    x = 74,339,194.63/9,729.02
  6. Step 6: Final answer
    x = 7,640.98

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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.