Home / 1,766.99-2,647.45-1,246.06

Finding the Fourth Proportional to 1,766.99, 2,647.45 and 1,246.06

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Solution

The fourth proportional to 1,766.99, 2,647.45 and 1,246.06 is: 1,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.99 : 2,647.45 = 1,246.06 : x
  2. Step 2: Convert to fraction form
    1,766.99/2,647.45 = 1,246.06/x
  3. Step 3: Cross multiply
    1,766.99x = 2,647.45 × 1,246.06
  4. Step 4: Simplify right side
    1,766.99x = 3,298,881.55
  5. Step 5: Solve for x
    x = 3,298,881.55/1,766.99
  6. Step 6: Final answer
    x = 1,866.95

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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.