Home / 1,873.32-2,587.14-1,175.08

Finding the Fourth Proportional to 1,873.32, 2,587.14 and 1,175.08

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Solution

The fourth proportional to 1,873.32, 2,587.14 and 1,175.08 is: 1,622.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.32 : 2,587.14 = 1,175.08 : x
  2. Step 2: Convert to fraction form
    1,873.32/2,587.14 = 1,175.08/x
  3. Step 3: Cross multiply
    1,873.32x = 2,587.14 × 1,175.08
  4. Step 4: Simplify right side
    1,873.32x = 3,040,096.47
  5. Step 5: Solve for x
    x = 3,040,096.47/1,873.32
  6. Step 6: Final answer
    x = 1,622.84

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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.