Home / 8,144.34-11,239.72-4,559.63

Finding the Fourth Proportional to 8,144.34, 11,239.72 and 4,559.63

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Solution

The fourth proportional to 8,144.34, 11,239.72 and 4,559.63 is: 6,292.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.34 : 11,239.72 = 4,559.63 : x
  2. Step 2: Convert to fraction form
    8,144.34/11,239.72 = 4,559.63/x
  3. Step 3: Cross multiply
    8,144.34x = 11,239.72 × 4,559.63
  4. Step 4: Simplify right side
    8,144.34x = 51,248,964.50
  5. Step 5: Solve for x
    x = 51,248,964.50/8,144.34
  6. Step 6: Final answer
    x = 6,292.59

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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.