Home / 7,261.46-10,020.74-4,117.68

Finding the Fourth Proportional to 7,261.46, 10,020.74 and 4,117.68

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Solution

The fourth proportional to 7,261.46, 10,020.74 and 4,117.68 is: 5,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.46 : 10,020.74 = 4,117.68 : x
  2. Step 2: Convert to fraction form
    7,261.46/10,020.74 = 4,117.68/x
  3. Step 3: Cross multiply
    7,261.46x = 10,020.74 × 4,117.68
  4. Step 4: Simplify right side
    7,261.46x = 41,262,200.68
  5. Step 5: Solve for x
    x = 41,262,200.68/7,261.46
  6. Step 6: Final answer
    x = 5,682.36

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