Home / 5,845.68-8,769.75-1,897.15

Finding the Fourth Proportional to 5,845.68, 8,769.75 and 1,897.15

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Solution

The fourth proportional to 5,845.68, 8,769.75 and 1,897.15 is: 2,846.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.68 : 8,769.75 = 1,897.15 : x
  2. Step 2: Convert to fraction form
    5,845.68/8,769.75 = 1,897.15/x
  3. Step 3: Cross multiply
    5,845.68x = 8,769.75 × 1,897.15
  4. Step 4: Simplify right side
    5,845.68x = 16,637,531.21
  5. Step 5: Solve for x
    x = 16,637,531.21/5,845.68
  6. Step 6: Final answer
    x = 2,846.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.