Home / 5,510.67-8,266.48-1,561.97

Finding the Fourth Proportional to 5,510.67, 8,266.48 and 1,561.97

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Solution

The fourth proportional to 5,510.67, 8,266.48 and 1,561.97 is: 2,343.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.67 : 8,266.48 = 1,561.97 : x
  2. Step 2: Convert to fraction form
    5,510.67/8,266.48 = 1,561.97/x
  3. Step 3: Cross multiply
    5,510.67x = 8,266.48 × 1,561.97
  4. Step 4: Simplify right side
    5,510.67x = 12,911,993.77
  5. Step 5: Solve for x
    x = 12,911,993.77/5,510.67
  6. Step 6: Final answer
    x = 2,343.09

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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.