Home / 4,645.21-6,966.07-1,870.94

Finding the Fourth Proportional to 4,645.21, 6,966.07 and 1,870.94

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Solution

The fourth proportional to 4,645.21, 6,966.07 and 1,870.94 is: 2,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.21 : 6,966.07 = 1,870.94 : x
  2. Step 2: Convert to fraction form
    4,645.21/6,966.07 = 1,870.94/x
  3. Step 3: Cross multiply
    4,645.21x = 6,966.07 × 1,870.94
  4. Step 4: Simplify right side
    4,645.21x = 13,033,099.01
  5. Step 5: Solve for x
    x = 13,033,099.01/4,645.21
  6. Step 6: Final answer
    x = 2,805.71

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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.