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Finding the Fourth Proportional to 7,347.56, 11,021.25 and 1,800.92

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Solution

The fourth proportional to 7,347.56, 11,021.25 and 1,800.92 is: 2,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.56 : 11,021.25 = 1,800.92 : x
  2. Step 2: Convert to fraction form
    7,347.56/11,021.25 = 1,800.92/x
  3. Step 3: Cross multiply
    7,347.56x = 11,021.25 × 1,800.92
  4. Step 4: Simplify right side
    7,347.56x = 19,848,389.55
  5. Step 5: Solve for x
    x = 19,848,389.55/7,347.56
  6. Step 6: Final answer
    x = 2,701.36

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1.5x scale

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.