Home / 12,277.58-16,941.18-6,898.96

Finding the Fourth Proportional to 12,277.58, 16,941.18 and 6,898.96

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Solution

The fourth proportional to 12,277.58, 16,941.18 and 6,898.96 is: 9,519.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277.58 : 16,941.18 = 6,898.96 : x
  2. Step 2: Convert to fraction form
    12,277.58/16,941.18 = 6,898.96/x
  3. Step 3: Cross multiply
    12,277.58x = 16,941.18 × 6,898.96
  4. Step 4: Simplify right side
    12,277.58x = 116,876,523.17
  5. Step 5: Solve for x
    x = 116,876,523.17/12,277.58
  6. Step 6: Final answer
    x = 9,519.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.