Home / 9,070.77-13,611.41-3,805.31

Finding the Fourth Proportional to 9,070.77, 13,611.41 and 3,805.31

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Solution

The fourth proportional to 9,070.77, 13,611.41 and 3,805.31 is: 5,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.77 : 13,611.41 = 3,805.31 : x
  2. Step 2: Convert to fraction form
    9,070.77/13,611.41 = 3,805.31/x
  3. Step 3: Cross multiply
    9,070.77x = 13,611.41 × 3,805.31
  4. Step 4: Simplify right side
    9,070.77x = 51,795,663.86
  5. Step 5: Solve for x
    x = 51,795,663.86/9,070.77
  6. Step 6: Final answer
    x = 5,710.17

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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.