Home / 8,674.24-13,012.80-4,054.72

Finding the Fourth Proportional to 8,674.24, 13,012.80 and 4,054.72

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Solution

The fourth proportional to 8,674.24, 13,012.80 and 4,054.72 is: 6,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.24 : 13,012.80 = 4,054.72 : x
  2. Step 2: Convert to fraction form
    8,674.24/13,012.80 = 4,054.72/x
  3. Step 3: Cross multiply
    8,674.24x = 13,012.80 × 4,054.72
  4. Step 4: Simplify right side
    8,674.24x = 52,763,260.42
  5. Step 5: Solve for x
    x = 52,763,260.42/8,674.24
  6. Step 6: Final answer
    x = 6,082.75

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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.