Home / 1,759.22-2,427.77-973.32

Finding the Fourth Proportional to 1,759.22, 2,427.77 and 973.32

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Solution

The fourth proportional to 1,759.22, 2,427.77 and 973.32 is: 1,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.22 : 2,427.77 = 973.32 : x
  2. Step 2: Convert to fraction form
    1,759.22/2,427.77 = 973.32/x
  3. Step 3: Cross multiply
    1,759.22x = 2,427.77 × 973.32
  4. Step 4: Simplify right side
    1,759.22x = 2,362,990.43
  5. Step 5: Solve for x
    x = 2,362,990.43/1,759.22
  6. Step 6: Final answer
    x = 1,343.20

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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.