Home / 5,035.15-7,551.51-2,112.67

Finding the Fourth Proportional to 5,035.15, 7,551.51 and 2,112.67

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Solution

The fourth proportional to 5,035.15, 7,551.51 and 2,112.67 is: 3,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.15 : 7,551.51 = 2,112.67 : x
  2. Step 2: Convert to fraction form
    5,035.15/7,551.51 = 2,112.67/x
  3. Step 3: Cross multiply
    5,035.15x = 7,551.51 × 2,112.67
  4. Step 4: Simplify right side
    5,035.15x = 15,953,848.63
  5. Step 5: Solve for x
    x = 15,953,848.63/5,035.15
  6. Step 6: Final answer
    x = 3,168.50

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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.