Home / 1,957.37-2,700.03-1,170.96

Finding the Fourth Proportional to 1,957.37, 2,700.03 and 1,170.96

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Solution

The fourth proportional to 1,957.37, 2,700.03 and 1,170.96 is: 1,615.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.37 : 2,700.03 = 1,170.96 : x
  2. Step 2: Convert to fraction form
    1,957.37/2,700.03 = 1,170.96/x
  3. Step 3: Cross multiply
    1,957.37x = 2,700.03 × 1,170.96
  4. Step 4: Simplify right side
    1,957.37x = 3,161,621.39
  5. Step 5: Solve for x
    x = 3,161,621.39/1,957.37
  6. Step 6: Final answer
    x = 1,615.24

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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.