Home / 2,042.36-2,818.53-1,158.33

Finding the Fourth Proportional to 2,042.36, 2,818.53 and 1,158.33

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Solution

The fourth proportional to 2,042.36, 2,818.53 and 1,158.33 is: 1,598.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.36 : 2,818.53 = 1,158.33 : x
  2. Step 2: Convert to fraction form
    2,042.36/2,818.53 = 1,158.33/x
  3. Step 3: Cross multiply
    2,042.36x = 2,818.53 × 1,158.33
  4. Step 4: Simplify right side
    2,042.36x = 3,264,787.85
  5. Step 5: Solve for x
    x = 3,264,787.85/2,042.36
  6. Step 6: Final answer
    x = 1,598.54

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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.