Home / 1,804.08-2,700.64-1,155.27

Finding the Fourth Proportional to 1,804.08, 2,700.64 and 1,155.27

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Solution

The fourth proportional to 1,804.08, 2,700.64 and 1,155.27 is: 1,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.08 : 2,700.64 = 1,155.27 : x
  2. Step 2: Convert to fraction form
    1,804.08/2,700.64 = 1,155.27/x
  3. Step 3: Cross multiply
    1,804.08x = 2,700.64 × 1,155.27
  4. Step 4: Simplify right side
    1,804.08x = 3,119,968.37
  5. Step 5: Solve for x
    x = 3,119,968.37/1,804.08
  6. Step 6: Final answer
    x = 1,729.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.