Home / 2,041.44-2,815.23-1,370.76

Finding the Fourth Proportional to 2,041.44, 2,815.23 and 1,370.76

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Solution

The fourth proportional to 2,041.44, 2,815.23 and 1,370.76 is: 1,890.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.44 : 2,815.23 = 1,370.76 : x
  2. Step 2: Convert to fraction form
    2,041.44/2,815.23 = 1,370.76/x
  3. Step 3: Cross multiply
    2,041.44x = 2,815.23 × 1,370.76
  4. Step 4: Simplify right side
    2,041.44x = 3,859,004.67
  5. Step 5: Solve for x
    x = 3,859,004.67/2,041.44
  6. Step 6: Final answer
    x = 1,890.33

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Half scale
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Double scale
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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.