Home / 6,305.05-8,704.70-4,070.26

Finding the Fourth Proportional to 6,305.05, 8,704.70 and 4,070.26

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Solution

The fourth proportional to 6,305.05, 8,704.70 and 4,070.26 is: 5,619.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.05 : 8,704.70 = 4,070.26 : x
  2. Step 2: Convert to fraction form
    6,305.05/8,704.70 = 4,070.26/x
  3. Step 3: Cross multiply
    6,305.05x = 8,704.70 × 4,070.26
  4. Step 4: Simplify right side
    6,305.05x = 35,430,392.22
  5. Step 5: Solve for x
    x = 35,430,392.22/6,305.05
  6. Step 6: Final answer
    x = 5,619.37

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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.