Home / 2,947.30-4,066.77-1,751.82

Finding the Fourth Proportional to 2,947.30, 4,066.77 and 1,751.82

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Solution

The fourth proportional to 2,947.30, 4,066.77 and 1,751.82 is: 2,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.30 : 4,066.77 = 1,751.82 : x
  2. Step 2: Convert to fraction form
    2,947.30/4,066.77 = 1,751.82/x
  3. Step 3: Cross multiply
    2,947.30x = 4,066.77 × 1,751.82
  4. Step 4: Simplify right side
    2,947.30x = 7,124,249.02
  5. Step 5: Solve for x
    x = 7,124,249.02/2,947.30
  6. Step 6: Final answer
    x = 2,417.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.