Home / 9,018.45-13,525.25-6,114.60

Finding the Fourth Proportional to 9,018.45, 13,525.25 and 6,114.60

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Solution

The fourth proportional to 9,018.45, 13,525.25 and 6,114.60 is: 9,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.45 : 13,525.25 = 6,114.60 : x
  2. Step 2: Convert to fraction form
    9,018.45/13,525.25 = 6,114.60/x
  3. Step 3: Cross multiply
    9,018.45x = 13,525.25 × 6,114.60
  4. Step 4: Simplify right side
    9,018.45x = 82,701,463.08
  5. Step 5: Solve for x
    x = 82,701,463.08/9,018.45
  6. Step 6: Final answer
    x = 9,170.25

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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.