Home / 3,529.31-4,870.44-1,935.99

Finding the Fourth Proportional to 3,529.31, 4,870.44 and 1,935.99

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Solution

The fourth proportional to 3,529.31, 4,870.44 and 1,935.99 is: 2,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.31 : 4,870.44 = 1,935.99 : x
  2. Step 2: Convert to fraction form
    3,529.31/4,870.44 = 1,935.99/x
  3. Step 3: Cross multiply
    3,529.31x = 4,870.44 × 1,935.99
  4. Step 4: Simplify right side
    3,529.31x = 9,429,123.14
  5. Step 5: Solve for x
    x = 9,429,123.14/3,529.31
  6. Step 6: Final answer
    x = 2,671.67

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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.