Home / 1,088.08-1,619.09-1,084.48

Finding the Fourth Proportional to 1,088.08, 1,619.09 and 1,084.48

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Solution

The fourth proportional to 1,088.08, 1,619.09 and 1,084.48 is: 1,613.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.08 : 1,619.09 = 1,084.48 : x
  2. Step 2: Convert to fraction form
    1,088.08/1,619.09 = 1,084.48/x
  3. Step 3: Cross multiply
    1,088.08x = 1,619.09 × 1,084.48
  4. Step 4: Simplify right side
    1,088.08x = 1,755,870.72
  5. Step 5: Solve for x
    x = 1,755,870.72/1,088.08
  6. Step 6: Final answer
    x = 1,613.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.