Home / 11,862.63-17,788.77-4,461.93

Finding the Fourth Proportional to 11,862.63, 17,788.77 and 4,461.93

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Solution

The fourth proportional to 11,862.63, 17,788.77 and 4,461.93 is: 6,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.63 : 17,788.77 = 4,461.93 : x
  2. Step 2: Convert to fraction form
    11,862.63/17,788.77 = 4,461.93/x
  3. Step 3: Cross multiply
    11,862.63x = 17,788.77 × 4,461.93
  4. Step 4: Simplify right side
    11,862.63x = 79,372,246.53
  5. Step 5: Solve for x
    x = 79,372,246.53/11,862.63
  6. Step 6: Final answer
    x = 6,690.95

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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.