Home / 8,724.04-12,039.03-4,745.25

Finding the Fourth Proportional to 8,724.04, 12,039.03 and 4,745.25

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Solution

The fourth proportional to 8,724.04, 12,039.03 and 4,745.25 is: 6,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.04 : 12,039.03 = 4,745.25 : x
  2. Step 2: Convert to fraction form
    8,724.04/12,039.03 = 4,745.25/x
  3. Step 3: Cross multiply
    8,724.04x = 12,039.03 × 4,745.25
  4. Step 4: Simplify right side
    8,724.04x = 57,128,207.11
  5. Step 5: Solve for x
    x = 57,128,207.11/8,724.04
  6. Step 6: Final answer
    x = 6,548.37

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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.