Home / 4,971.34-7,456.83-1,273.60

Finding the Fourth Proportional to 4,971.34, 7,456.83 and 1,273.60

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Solution

The fourth proportional to 4,971.34, 7,456.83 and 1,273.60 is: 1,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.34 : 7,456.83 = 1,273.60 : x
  2. Step 2: Convert to fraction form
    4,971.34/7,456.83 = 1,273.60/x
  3. Step 3: Cross multiply
    4,971.34x = 7,456.83 × 1,273.60
  4. Step 4: Simplify right side
    4,971.34x = 9,496,981.40
  5. Step 5: Solve for x
    x = 9,496,981.40/4,971.34
  6. Step 6: Final answer
    x = 1,910.35

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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.