Home / 1,874.58-2,587.26-1,088.64

Finding the Fourth Proportional to 1,874.58, 2,587.26 and 1,088.64

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Solution

The fourth proportional to 1,874.58, 2,587.26 and 1,088.64 is: 1,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.58 : 2,587.26 = 1,088.64 : x
  2. Step 2: Convert to fraction form
    1,874.58/2,587.26 = 1,088.64/x
  3. Step 3: Cross multiply
    1,874.58x = 2,587.26 × 1,088.64
  4. Step 4: Simplify right side
    1,874.58x = 2,816,594.73
  5. Step 5: Solve for x
    x = 2,816,594.73/1,874.58
  6. Step 6: Final answer
    x = 1,502.52

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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.