Home / 1,897.02-2,622.78-1,456.38

Finding the Fourth Proportional to 1,897.02, 2,622.78 and 1,456.38

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Solution

The fourth proportional to 1,897.02, 2,622.78 and 1,456.38 is: 2,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.02 : 2,622.78 = 1,456.38 : x
  2. Step 2: Convert to fraction form
    1,897.02/2,622.78 = 1,456.38/x
  3. Step 3: Cross multiply
    1,897.02x = 2,622.78 × 1,456.38
  4. Step 4: Simplify right side
    1,897.02x = 3,819,764.34
  5. Step 5: Solve for x
    x = 3,819,764.34/1,897.02
  6. Step 6: Final answer
    x = 2,013.56

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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.