Home / 5,523.66-7,622.80-3,165.64

Finding the Fourth Proportional to 5,523.66, 7,622.80 and 3,165.64

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Solution

The fourth proportional to 5,523.66, 7,622.80 and 3,165.64 is: 4,368.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523.66 : 7,622.80 = 3,165.64 : x
  2. Step 2: Convert to fraction form
    5,523.66/7,622.80 = 3,165.64/x
  3. Step 3: Cross multiply
    5,523.66x = 7,622.80 × 3,165.64
  4. Step 4: Simplify right side
    5,523.66x = 24,131,040.59
  5. Step 5: Solve for x
    x = 24,131,040.59/5,523.66
  6. Step 6: Final answer
    x = 4,368.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.