Home / 9,415.24-14,121.34-3,570.44

Finding the Fourth Proportional to 9,415.24, 14,121.34 and 3,570.44

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Solution

The fourth proportional to 9,415.24, 14,121.34 and 3,570.44 is: 5,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.24 : 14,121.34 = 3,570.44 : x
  2. Step 2: Convert to fraction form
    9,415.24/14,121.34 = 3,570.44/x
  3. Step 3: Cross multiply
    9,415.24x = 14,121.34 × 3,570.44
  4. Step 4: Simplify right side
    9,415.24x = 50,419,397.19
  5. Step 5: Solve for x
    x = 50,419,397.19/9,415.24
  6. Step 6: Final answer
    x = 5,355.08

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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.