Home / 8,735.72-13,106.14-5,040.60

Finding the Fourth Proportional to 8,735.72, 13,106.14 and 5,040.60

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Solution

The fourth proportional to 8,735.72, 13,106.14 and 5,040.60 is: 7,562.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.72 : 13,106.14 = 5,040.60 : x
  2. Step 2: Convert to fraction form
    8,735.72/13,106.14 = 5,040.60/x
  3. Step 3: Cross multiply
    8,735.72x = 13,106.14 × 5,040.60
  4. Step 4: Simplify right side
    8,735.72x = 66,062,809.28
  5. Step 5: Solve for x
    x = 66,062,809.28/8,735.72
  6. Step 6: Final answer
    x = 7,562.38

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1.5x scale

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.