Home / 4,905.19-7,360.26-2,439.91

Finding the Fourth Proportional to 4,905.19, 7,360.26 and 2,439.91

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Solution

The fourth proportional to 4,905.19, 7,360.26 and 2,439.91 is: 3,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.19 : 7,360.26 = 2,439.91 : x
  2. Step 2: Convert to fraction form
    4,905.19/7,360.26 = 2,439.91/x
  3. Step 3: Cross multiply
    4,905.19x = 7,360.26 × 2,439.91
  4. Step 4: Simplify right side
    4,905.19x = 17,958,371.98
  5. Step 5: Solve for x
    x = 17,958,371.98/4,905.19
  6. Step 6: Final answer
    x = 3,661.10

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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.