Home / 2,210.84-3,050.70-1,266.57

Finding the Fourth Proportional to 2,210.84, 3,050.70 and 1,266.57

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Solution

The fourth proportional to 2,210.84, 3,050.70 and 1,266.57 is: 1,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.84 : 3,050.70 = 1,266.57 : x
  2. Step 2: Convert to fraction form
    2,210.84/3,050.70 = 1,266.57/x
  3. Step 3: Cross multiply
    2,210.84x = 3,050.70 × 1,266.57
  4. Step 4: Simplify right side
    2,210.84x = 3,863,931.79
  5. Step 5: Solve for x
    x = 3,863,931.79/2,210.84
  6. Step 6: Final answer
    x = 1,747.72

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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.