Home / 1,904.19-2,627.88-1,158.03

Finding the Fourth Proportional to 1,904.19, 2,627.88 and 1,158.03

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Solution

The fourth proportional to 1,904.19, 2,627.88 and 1,158.03 is: 1,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.19 : 2,627.88 = 1,158.03 : x
  2. Step 2: Convert to fraction form
    1,904.19/2,627.88 = 1,158.03/x
  3. Step 3: Cross multiply
    1,904.19x = 2,627.88 × 1,158.03
  4. Step 4: Simplify right side
    1,904.19x = 3,043,163.88
  5. Step 5: Solve for x
    x = 3,043,163.88/1,904.19
  6. Step 6: Final answer
    x = 1,598.14

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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.