Home / 1,830.08-2,525.36-1,002.08

Finding the Fourth Proportional to 1,830.08, 2,525.36 and 1,002.08

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Solution

The fourth proportional to 1,830.08, 2,525.36 and 1,002.08 is: 1,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.08 : 2,525.36 = 1,002.08 : x
  2. Step 2: Convert to fraction form
    1,830.08/2,525.36 = 1,002.08/x
  3. Step 3: Cross multiply
    1,830.08x = 2,525.36 × 1,002.08
  4. Step 4: Simplify right side
    1,830.08x = 2,530,612.75
  5. Step 5: Solve for x
    x = 2,530,612.75/1,830.08
  6. Step 6: Final answer
    x = 1,382.79

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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.