Home / 4,897.08-7,359.17-4,778.39

Finding the Fourth Proportional to 4,897.08, 7,359.17 and 4,778.39

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Solution

The fourth proportional to 4,897.08, 7,359.17 and 4,778.39 is: 7,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.08 : 7,359.17 = 4,778.39 : x
  2. Step 2: Convert to fraction form
    4,897.08/7,359.17 = 4,778.39/x
  3. Step 3: Cross multiply
    4,897.08x = 7,359.17 × 4,778.39
  4. Step 4: Simplify right side
    4,897.08x = 35,164,947.54
  5. Step 5: Solve for x
    x = 35,164,947.54/4,897.08
  6. Step 6: Final answer
    x = 7,180.80

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1.5x scale

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.