Home / 2,971.52-4,101.73-1,713.08

Finding the Fourth Proportional to 2,971.52, 4,101.73 and 1,713.08

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Solution

The fourth proportional to 2,971.52, 4,101.73 and 1,713.08 is: 2,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.52 : 4,101.73 = 1,713.08 : x
  2. Step 2: Convert to fraction form
    2,971.52/4,101.73 = 1,713.08/x
  3. Step 3: Cross multiply
    2,971.52x = 4,101.73 × 1,713.08
  4. Step 4: Simplify right side
    2,971.52x = 7,026,591.63
  5. Step 5: Solve for x
    x = 7,026,591.63/2,971.52
  6. Step 6: Final answer
    x = 2,364.65

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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.