Home / 2,966.74-4,450.88-1,117.87

Finding the Fourth Proportional to 2,966.74, 4,450.88 and 1,117.87

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Solution

The fourth proportional to 2,966.74, 4,450.88 and 1,117.87 is: 1,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.74 : 4,450.88 = 1,117.87 : x
  2. Step 2: Convert to fraction form
    2,966.74/4,450.88 = 1,117.87/x
  3. Step 3: Cross multiply
    2,966.74x = 4,450.88 × 1,117.87
  4. Step 4: Simplify right side
    2,966.74x = 4,975,496.89
  5. Step 5: Solve for x
    x = 4,975,496.89/2,966.74
  6. Step 6: Final answer
    x = 1,677.09

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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.