Home / 8,072.88-11,141.16-4,536.72

Finding the Fourth Proportional to 8,072.88, 11,141.16 and 4,536.72

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Solution

The fourth proportional to 8,072.88, 11,141.16 and 4,536.72 is: 6,261.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.88 : 11,141.16 = 4,536.72 : x
  2. Step 2: Convert to fraction form
    8,072.88/11,141.16 = 4,536.72/x
  3. Step 3: Cross multiply
    8,072.88x = 11,141.16 × 4,536.72
  4. Step 4: Simplify right side
    8,072.88x = 50,544,323.40
  5. Step 5: Solve for x
    x = 50,544,323.40/8,072.88
  6. Step 6: Final answer
    x = 6,261.00

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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.