Home / 2,511.93-3,767.05-1,030.80

Finding the Fourth Proportional to 2,511.93, 3,767.05 and 1,030.80

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Solution

The fourth proportional to 2,511.93, 3,767.05 and 1,030.80 is: 1,545.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.93 : 3,767.05 = 1,030.80 : x
  2. Step 2: Convert to fraction form
    2,511.93/3,767.05 = 1,030.80/x
  3. Step 3: Cross multiply
    2,511.93x = 3,767.05 × 1,030.80
  4. Step 4: Simplify right side
    2,511.93x = 3,883,075.14
  5. Step 5: Solve for x
    x = 3,883,075.14/2,511.93
  6. Step 6: Final answer
    x = 1,545.85

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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.