Home / 1,840.24-2,762.79-975.16

Finding the Fourth Proportional to 1,840.24, 2,762.79 and 975.16

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Solution

The fourth proportional to 1,840.24, 2,762.79 and 975.16 is: 1,464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.24 : 2,762.79 = 975.16 : x
  2. Step 2: Convert to fraction form
    1,840.24/2,762.79 = 975.16/x
  3. Step 3: Cross multiply
    1,840.24x = 2,762.79 × 975.16
  4. Step 4: Simplify right side
    1,840.24x = 2,694,162.30
  5. Step 5: Solve for x
    x = 2,694,162.30/1,840.24
  6. Step 6: Final answer
    x = 1,464.03

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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.