Home / 3,503.05-4,835.03-2,177.76

Finding the Fourth Proportional to 3,503.05, 4,835.03 and 2,177.76

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Solution

The fourth proportional to 3,503.05, 4,835.03 and 2,177.76 is: 3,005.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.05 : 4,835.03 = 2,177.76 : x
  2. Step 2: Convert to fraction form
    3,503.05/4,835.03 = 2,177.76/x
  3. Step 3: Cross multiply
    3,503.05x = 4,835.03 × 2,177.76
  4. Step 4: Simplify right side
    3,503.05x = 10,529,534.93
  5. Step 5: Solve for x
    x = 10,529,534.93/3,503.05
  6. Step 6: Final answer
    x = 3,005.82

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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.