Home / 1,941.01-2,678.80-1,699.53

Finding the Fourth Proportional to 1,941.01, 2,678.80 and 1,699.53

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Solution

The fourth proportional to 1,941.01, 2,678.80 and 1,699.53 is: 2,345.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.01 : 2,678.80 = 1,699.53 : x
  2. Step 2: Convert to fraction form
    1,941.01/2,678.80 = 1,699.53/x
  3. Step 3: Cross multiply
    1,941.01x = 2,678.80 × 1,699.53
  4. Step 4: Simplify right side
    1,941.01x = 4,552,679.07
  5. Step 5: Solve for x
    x = 4,552,679.07/1,941.01
  6. Step 6: Final answer
    x = 2,345.52

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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.