Home / 5,908.31-8,153.40-3,255.67

Finding the Fourth Proportional to 5,908.31, 8,153.40 and 3,255.67

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Solution

The fourth proportional to 5,908.31, 8,153.40 and 3,255.67 is: 4,492.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.31 : 8,153.40 = 3,255.67 : x
  2. Step 2: Convert to fraction form
    5,908.31/8,153.40 = 3,255.67/x
  3. Step 3: Cross multiply
    5,908.31x = 8,153.40 × 3,255.67
  4. Step 4: Simplify right side
    5,908.31x = 26,544,779.78
  5. Step 5: Solve for x
    x = 26,544,779.78/5,908.31
  6. Step 6: Final answer
    x = 4,492.79

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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.