Home / 2,458.89-3,391.95-1,573.74

Finding the Fourth Proportional to 2,458.89, 3,391.95 and 1,573.74

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Solution

The fourth proportional to 2,458.89, 3,391.95 and 1,573.74 is: 2,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.89 : 3,391.95 = 1,573.74 : x
  2. Step 2: Convert to fraction form
    2,458.89/3,391.95 = 1,573.74/x
  3. Step 3: Cross multiply
    2,458.89x = 3,391.95 × 1,573.74
  4. Step 4: Simplify right side
    2,458.89x = 5,338,047.39
  5. Step 5: Solve for x
    x = 5,338,047.39/2,458.89
  6. Step 6: Final answer
    x = 2,170.92

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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.