Home / 6,127.77-9,187.47-2,231.67

Finding the Fourth Proportional to 6,127.77, 9,187.47 and 2,231.67

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Solution

The fourth proportional to 6,127.77, 9,187.47 and 2,231.67 is: 3,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.77 : 9,187.47 = 2,231.67 : x
  2. Step 2: Convert to fraction form
    6,127.77/9,187.47 = 2,231.67/x
  3. Step 3: Cross multiply
    6,127.77x = 9,187.47 × 2,231.67
  4. Step 4: Simplify right side
    6,127.77x = 20,503,401.17
  5. Step 5: Solve for x
    x = 20,503,401.17/6,127.77
  6. Step 6: Final answer
    x = 3,345.98

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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.