Home / 1,897.17-2,617.98-1,046.39

Finding the Fourth Proportional to 1,897.17, 2,617.98 and 1,046.39

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Solution

The fourth proportional to 1,897.17, 2,617.98 and 1,046.39 is: 1,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.17 : 2,617.98 = 1,046.39 : x
  2. Step 2: Convert to fraction form
    1,897.17/2,617.98 = 1,046.39/x
  3. Step 3: Cross multiply
    1,897.17x = 2,617.98 × 1,046.39
  4. Step 4: Simplify right side
    1,897.17x = 2,739,428.09
  5. Step 5: Solve for x
    x = 2,739,428.09/1,897.17
  6. Step 6: Final answer
    x = 1,443.95

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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.