Home / 5,985.29-8,965.58-3,512.67

Finding the Fourth Proportional to 5,985.29, 8,965.58 and 3,512.67

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Solution

The fourth proportional to 5,985.29, 8,965.58 and 3,512.67 is: 5,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.29 : 8,965.58 = 3,512.67 : x
  2. Step 2: Convert to fraction form
    5,985.29/8,965.58 = 3,512.67/x
  3. Step 3: Cross multiply
    5,985.29x = 8,965.58 × 3,512.67
  4. Step 4: Simplify right side
    5,985.29x = 31,493,106.34
  5. Step 5: Solve for x
    x = 31,493,106.34/5,985.29
  6. Step 6: Final answer
    x = 5,261.76

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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.