Home / 1,873.26-2,585.63-1,087.16

Finding the Fourth Proportional to 1,873.26, 2,585.63 and 1,087.16

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Solution

The fourth proportional to 1,873.26, 2,585.63 and 1,087.16 is: 1,500.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.26 : 2,585.63 = 1,087.16 : x
  2. Step 2: Convert to fraction form
    1,873.26/2,585.63 = 1,087.16/x
  3. Step 3: Cross multiply
    1,873.26x = 2,585.63 × 1,087.16
  4. Step 4: Simplify right side
    1,873.26x = 2,810,983.30
  5. Step 5: Solve for x
    x = 2,810,983.30/1,873.26
  6. Step 6: Final answer
    x = 1,500.58

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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.