Home / 1,804.44-2,488.48-1,140.14

Finding the Fourth Proportional to 1,804.44, 2,488.48 and 1,140.14

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Solution

The fourth proportional to 1,804.44, 2,488.48 and 1,140.14 is: 1,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.44 : 2,488.48 = 1,140.14 : x
  2. Step 2: Convert to fraction form
    1,804.44/2,488.48 = 1,140.14/x
  3. Step 3: Cross multiply
    1,804.44x = 2,488.48 × 1,140.14
  4. Step 4: Simplify right side
    1,804.44x = 2,837,215.59
  5. Step 5: Solve for x
    x = 2,837,215.59/1,804.44
  6. Step 6: Final answer
    x = 1,572.35

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1.5x scale

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.