Home / 6,150.24-9,226.40-1,989.74

Finding the Fourth Proportional to 6,150.24, 9,226.40 and 1,989.74

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Solution

The fourth proportional to 6,150.24, 9,226.40 and 1,989.74 is: 2,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,150.24 : 9,226.40 = 1,989.74 : x
  2. Step 2: Convert to fraction form
    6,150.24/9,226.40 = 1,989.74/x
  3. Step 3: Cross multiply
    6,150.24x = 9,226.40 × 1,989.74
  4. Step 4: Simplify right side
    6,150.24x = 18,358,137.14
  5. Step 5: Solve for x
    x = 18,358,137.14/6,150.24
  6. Step 6: Final answer
    x = 2,984.95

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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.