Home / 10,818.99-14,930.17-6,103.23

Finding the Fourth Proportional to 10,818.99, 14,930.17 and 6,103.23

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Solution

The fourth proportional to 10,818.99, 14,930.17 and 6,103.23 is: 8,422.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.99 : 14,930.17 = 6,103.23 : x
  2. Step 2: Convert to fraction form
    10,818.99/14,930.17 = 6,103.23/x
  3. Step 3: Cross multiply
    10,818.99x = 14,930.17 × 6,103.23
  4. Step 4: Simplify right side
    10,818.99x = 91,122,261.45
  5. Step 5: Solve for x
    x = 91,122,261.45/10,818.99
  6. Step 6: Final answer
    x = 8,422.44

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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.