Home / 8,303.79-12,455.66-3,372.27

Finding the Fourth Proportional to 8,303.79, 12,455.66 and 3,372.27

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Solution

The fourth proportional to 8,303.79, 12,455.66 and 3,372.27 is: 5,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.79 : 12,455.66 = 3,372.27 : x
  2. Step 2: Convert to fraction form
    8,303.79/12,455.66 = 3,372.27/x
  3. Step 3: Cross multiply
    8,303.79x = 12,455.66 × 3,372.27
  4. Step 4: Simplify right side
    8,303.79x = 42,003,856.98
  5. Step 5: Solve for x
    x = 42,003,856.98/8,303.79
  6. Step 6: Final answer
    x = 5,058.40

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1.5x scale

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.