Home / 4,129.34-6,183.44-2,278.40

Finding the Fourth Proportional to 4,129.34, 6,183.44 and 2,278.40

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Solution

The fourth proportional to 4,129.34, 6,183.44 and 2,278.40 is: 3,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.34 : 6,183.44 = 2,278.40 : x
  2. Step 2: Convert to fraction form
    4,129.34/6,183.44 = 2,278.40/x
  3. Step 3: Cross multiply
    4,129.34x = 6,183.44 × 2,278.40
  4. Step 4: Simplify right side
    4,129.34x = 14,088,350.71
  5. Step 5: Solve for x
    x = 14,088,350.71/4,129.34
  6. Step 6: Final answer
    x = 3,411.77

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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.