Home / 3,386.61-4,673.77-1,894.52

Finding the Fourth Proportional to 3,386.61, 4,673.77 and 1,894.52

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Solution

The fourth proportional to 3,386.61, 4,673.77 and 1,894.52 is: 2,614.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.61 : 4,673.77 = 1,894.52 : x
  2. Step 2: Convert to fraction form
    3,386.61/4,673.77 = 1,894.52/x
  3. Step 3: Cross multiply
    3,386.61x = 4,673.77 × 1,894.52
  4. Step 4: Simplify right side
    3,386.61x = 8,854,557.69
  5. Step 5: Solve for x
    x = 8,854,557.69/3,386.61
  6. Step 6: Final answer
    x = 2,614.58

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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.