Home / 2,511.14-3,766.99-1,030.30

Finding the Fourth Proportional to 2,511.14, 3,766.99 and 1,030.30

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Solution

The fourth proportional to 2,511.14, 3,766.99 and 1,030.30 is: 1,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.14 : 3,766.99 = 1,030.30 : x
  2. Step 2: Convert to fraction form
    2,511.14/3,766.99 = 1,030.30/x
  3. Step 3: Cross multiply
    2,511.14x = 3,766.99 × 1,030.30
  4. Step 4: Simplify right side
    2,511.14x = 3,881,122.86
  5. Step 5: Solve for x
    x = 3,881,122.86/2,511.14
  6. Step 6: Final answer
    x = 1,545.56

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1.5x scale

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.