Home / 4,889.21-7,333.83-3,434.87

Finding the Fourth Proportional to 4,889.21, 7,333.83 and 3,434.87

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Solution

The fourth proportional to 4,889.21, 7,333.83 and 3,434.87 is: 5,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.21 : 7,333.83 = 3,434.87 : x
  2. Step 2: Convert to fraction form
    4,889.21/7,333.83 = 3,434.87/x
  3. Step 3: Cross multiply
    4,889.21x = 7,333.83 × 3,434.87
  4. Step 4: Simplify right side
    4,889.21x = 25,190,752.65
  5. Step 5: Solve for x
    x = 25,190,752.65/4,889.21
  6. Step 6: Final answer
    x = 5,152.32

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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.