Home / 1,637.99-2,455.53-1,174.60

Finding the Fourth Proportional to 1,637.99, 2,455.53 and 1,174.60

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Solution

The fourth proportional to 1,637.99, 2,455.53 and 1,174.60 is: 1,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.99 : 2,455.53 = 1,174.60 : x
  2. Step 2: Convert to fraction form
    1,637.99/2,455.53 = 1,174.60/x
  3. Step 3: Cross multiply
    1,637.99x = 2,455.53 × 1,174.60
  4. Step 4: Simplify right side
    1,637.99x = 2,884,268.61
  5. Step 5: Solve for x
    x = 2,884,268.61/1,637.99
  6. Step 6: Final answer
    x = 1,760.86

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1.5x scale

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.