Home / 3,501.96-4,835.07-2,177.70

Finding the Fourth Proportional to 3,501.96, 4,835.07 and 2,177.70

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Solution

The fourth proportional to 3,501.96, 4,835.07 and 2,177.70 is: 3,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.96 : 4,835.07 = 2,177.70 : x
  2. Step 2: Convert to fraction form
    3,501.96/4,835.07 = 2,177.70/x
  3. Step 3: Cross multiply
    3,501.96x = 4,835.07 × 2,177.70
  4. Step 4: Simplify right side
    3,501.96x = 10,529,331.94
  5. Step 5: Solve for x
    x = 10,529,331.94/3,501.96
  6. Step 6: Final answer
    x = 3,006.70

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1.5x scale

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.