Home / 1,953.51-2,695.93-1,114.15

Finding the Fourth Proportional to 1,953.51, 2,695.93 and 1,114.15

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Solution

The fourth proportional to 1,953.51, 2,695.93 and 1,114.15 is: 1,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.51 : 2,695.93 = 1,114.15 : x
  2. Step 2: Convert to fraction form
    1,953.51/2,695.93 = 1,114.15/x
  3. Step 3: Cross multiply
    1,953.51x = 2,695.93 × 1,114.15
  4. Step 4: Simplify right side
    1,953.51x = 3,003,660.88
  5. Step 5: Solve for x
    x = 3,003,660.88/1,953.51
  6. Step 6: Final answer
    x = 1,537.57

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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.