Home / 3,031.41-4,548.48-2,216.45

Finding the Fourth Proportional to 3,031.41, 4,548.48 and 2,216.45

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Solution

The fourth proportional to 3,031.41, 4,548.48 and 2,216.45 is: 3,325.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.41 : 4,548.48 = 2,216.45 : x
  2. Step 2: Convert to fraction form
    3,031.41/4,548.48 = 2,216.45/x
  3. Step 3: Cross multiply
    3,031.41x = 4,548.48 × 2,216.45
  4. Step 4: Simplify right side
    3,031.41x = 10,081,455.75
  5. Step 5: Solve for x
    x = 10,081,455.75/3,031.41
  6. Step 6: Final answer
    x = 3,325.67

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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.