Home / 6,119.84-8,445.47-3,601.96

Finding the Fourth Proportional to 6,119.84, 8,445.47 and 3,601.96

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Solution

The fourth proportional to 6,119.84, 8,445.47 and 3,601.96 is: 4,970.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.84 : 8,445.47 = 3,601.96 : x
  2. Step 2: Convert to fraction form
    6,119.84/8,445.47 = 3,601.96/x
  3. Step 3: Cross multiply
    6,119.84x = 8,445.47 × 3,601.96
  4. Step 4: Simplify right side
    6,119.84x = 30,420,206.00
  5. Step 5: Solve for x
    x = 30,420,206.00/6,119.84
  6. Step 6: Final answer
    x = 4,970.75

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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.