Home / 4,569.47-6,852.78-1,647.39

Finding the Fourth Proportional to 4,569.47, 6,852.78 and 1,647.39

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Solution

The fourth proportional to 4,569.47, 6,852.78 and 1,647.39 is: 2,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,569.47 : 6,852.78 = 1,647.39 : x
  2. Step 2: Convert to fraction form
    4,569.47/6,852.78 = 1,647.39/x
  3. Step 3: Cross multiply
    4,569.47x = 6,852.78 × 1,647.39
  4. Step 4: Simplify right side
    4,569.47x = 11,289,201.24
  5. Step 5: Solve for x
    x = 11,289,201.24/4,569.47
  6. Step 6: Final answer
    x = 2,470.57

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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.