Home / 1,674.21-2,310.50-966.05

Finding the Fourth Proportional to 1,674.21, 2,310.50 and 966.05

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Solution

The fourth proportional to 1,674.21, 2,310.50 and 966.05 is: 1,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.21 : 2,310.50 = 966.05 : x
  2. Step 2: Convert to fraction form
    1,674.21/2,310.50 = 966.05/x
  3. Step 3: Cross multiply
    1,674.21x = 2,310.50 × 966.05
  4. Step 4: Simplify right side
    1,674.21x = 2,232,053.69
  5. Step 5: Solve for x
    x = 2,232,053.69/1,674.21
  6. Step 6: Final answer
    x = 1,333.20

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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.