Home / 2,824.49-3,897.51-1,762.38

Finding the Fourth Proportional to 2,824.49, 3,897.51 and 1,762.38

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Solution

The fourth proportional to 2,824.49, 3,897.51 and 1,762.38 is: 2,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.49 : 3,897.51 = 1,762.38 : x
  2. Step 2: Convert to fraction form
    2,824.49/3,897.51 = 1,762.38/x
  3. Step 3: Cross multiply
    2,824.49x = 3,897.51 × 1,762.38
  4. Step 4: Simplify right side
    2,824.49x = 6,868,893.67
  5. Step 5: Solve for x
    x = 6,868,893.67/2,824.49
  6. Step 6: Final answer
    x = 2,431.91

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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.