Home / 4,150.05-6,225.84-1,188.37

Finding the Fourth Proportional to 4,150.05, 6,225.84 and 1,188.37

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Solution

The fourth proportional to 4,150.05, 6,225.84 and 1,188.37 is: 1,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.05 : 6,225.84 = 1,188.37 : x
  2. Step 2: Convert to fraction form
    4,150.05/6,225.84 = 1,188.37/x
  3. Step 3: Cross multiply
    4,150.05x = 6,225.84 × 1,188.37
  4. Step 4: Simplify right side
    4,150.05x = 7,398,585.92
  5. Step 5: Solve for x
    x = 7,398,585.92/4,150.05
  6. Step 6: Final answer
    x = 1,782.77

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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.