Home / 2,703.17-4,055.75-948.30

Finding the Fourth Proportional to 2,703.17, 4,055.75 and 948.30

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Solution

The fourth proportional to 2,703.17, 4,055.75 and 948.30 is: 1,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.17 : 4,055.75 = 948.30 : x
  2. Step 2: Convert to fraction form
    2,703.17/4,055.75 = 948.30/x
  3. Step 3: Cross multiply
    2,703.17x = 4,055.75 × 948.30
  4. Step 4: Simplify right side
    2,703.17x = 3,846,062.98
  5. Step 5: Solve for x
    x = 3,846,062.98/2,703.17
  6. Step 6: Final answer
    x = 1,422.80

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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.