Home / 2,104.51-2,904.19-1,173.01

Finding the Fourth Proportional to 2,104.51, 2,904.19 and 1,173.01

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Solution

The fourth proportional to 2,104.51, 2,904.19 and 1,173.01 is: 1,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.51 : 2,904.19 = 1,173.01 : x
  2. Step 2: Convert to fraction form
    2,104.51/2,904.19 = 1,173.01/x
  3. Step 3: Cross multiply
    2,104.51x = 2,904.19 × 1,173.01
  4. Step 4: Simplify right side
    2,104.51x = 3,406,643.91
  5. Step 5: Solve for x
    x = 3,406,643.91/2,104.51
  6. Step 6: Final answer
    x = 1,618.73

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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.