Home / 5,519.34-8,276.58-2,921.67

Finding the Fourth Proportional to 5,519.34, 8,276.58 and 2,921.67

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Solution

The fourth proportional to 5,519.34, 8,276.58 and 2,921.67 is: 4,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.34 : 8,276.58 = 2,921.67 : x
  2. Step 2: Convert to fraction form
    5,519.34/8,276.58 = 2,921.67/x
  3. Step 3: Cross multiply
    5,519.34x = 8,276.58 × 2,921.67
  4. Step 4: Simplify right side
    5,519.34x = 24,181,435.49
  5. Step 5: Solve for x
    x = 24,181,435.49/5,519.34
  6. Step 6: Final answer
    x = 4,381.22

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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.