Home / 8,742.26-12,064.50-4,763.36

Finding the Fourth Proportional to 8,742.26, 12,064.50 and 4,763.36

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Solution

The fourth proportional to 8,742.26, 12,064.50 and 4,763.36 is: 6,573.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.26 : 12,064.50 = 4,763.36 : x
  2. Step 2: Convert to fraction form
    8,742.26/12,064.50 = 4,763.36/x
  3. Step 3: Cross multiply
    8,742.26x = 12,064.50 × 4,763.36
  4. Step 4: Simplify right side
    8,742.26x = 57,467,496.40
  5. Step 5: Solve for x
    x = 57,467,496.40/8,742.26
  6. Step 6: Final answer
    x = 6,573.53

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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.