Home / 4,647.23-6,970.81-1,137.26

Finding the Fourth Proportional to 4,647.23, 6,970.81 and 1,137.26

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Solution

The fourth proportional to 4,647.23, 6,970.81 and 1,137.26 is: 1,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.23 : 6,970.81 = 1,137.26 : x
  2. Step 2: Convert to fraction form
    4,647.23/6,970.81 = 1,137.26/x
  3. Step 3: Cross multiply
    4,647.23x = 6,970.81 × 1,137.26
  4. Step 4: Simplify right side
    4,647.23x = 7,927,623.38
  5. Step 5: Solve for x
    x = 7,927,623.38/4,647.23
  6. Step 6: Final answer
    x = 1,705.88

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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.