Home / 10,818.24-14,927.68-6,101.60

Finding the Fourth Proportional to 10,818.24, 14,927.68 and 6,101.60

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Solution

The fourth proportional to 10,818.24, 14,927.68 and 6,101.60 is: 8,419.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.24 : 14,927.68 = 6,101.60 : x
  2. Step 2: Convert to fraction form
    10,818.24/14,927.68 = 6,101.60/x
  3. Step 3: Cross multiply
    10,818.24x = 14,927.68 × 6,101.60
  4. Step 4: Simplify right side
    10,818.24x = 91,082,732.29
  5. Step 5: Solve for x
    x = 91,082,732.29/10,818.24
  6. Step 6: Final answer
    x = 8,419.37

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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.