Home / 9,019.45-13,526.74-6,115.60

Finding the Fourth Proportional to 9,019.45, 13,526.74 and 6,115.60

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Solution

The fourth proportional to 9,019.45, 13,526.74 and 6,115.60 is: 9,171.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.45 : 13,526.74 = 6,115.60 : x
  2. Step 2: Convert to fraction form
    9,019.45/13,526.74 = 6,115.60/x
  3. Step 3: Cross multiply
    9,019.45x = 13,526.74 × 6,115.60
  4. Step 4: Simplify right side
    9,019.45x = 82,724,131.14
  5. Step 5: Solve for x
    x = 82,724,131.14/9,019.45
  6. Step 6: Final answer
    x = 9,171.75

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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.