Home / 2,042.36-2,818.23-1,157.99

Finding the Fourth Proportional to 2,042.36, 2,818.23 and 1,157.99

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Solution

The fourth proportional to 2,042.36, 2,818.23 and 1,157.99 is: 1,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.36 : 2,818.23 = 1,157.99 : x
  2. Step 2: Convert to fraction form
    2,042.36/2,818.23 = 1,157.99/x
  3. Step 3: Cross multiply
    2,042.36x = 2,818.23 × 1,157.99
  4. Step 4: Simplify right side
    2,042.36x = 3,263,482.16
  5. Step 5: Solve for x
    x = 3,263,482.16/2,042.36
  6. Step 6: Final answer
    x = 1,597.90

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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.