Home / 6,119.28-8,444.64-3,601.50

Finding the Fourth Proportional to 6,119.28, 8,444.64 and 3,601.50

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Solution

The fourth proportional to 6,119.28, 8,444.64 and 3,601.50 is: 4,970.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.28 : 8,444.64 = 3,601.50 : x
  2. Step 2: Convert to fraction form
    6,119.28/8,444.64 = 3,601.50/x
  3. Step 3: Cross multiply
    6,119.28x = 8,444.64 × 3,601.50
  4. Step 4: Simplify right side
    6,119.28x = 30,413,370.96
  5. Step 5: Solve for x
    x = 30,413,370.96/6,119.28
  6. Step 6: Final answer
    x = 4,970.09

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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.