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Finding the Fourth Proportional to 8,425.56, 11,628.06 and 4,841

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Solution

The fourth proportional to 8,425.56, 11,628.06 and 4,841 is: 6,681.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.56 : 11,628.06 = 4,841 : x
  2. Step 2: Convert to fraction form
    8,425.56/11,628.06 = 4,841/x
  3. Step 3: Cross multiply
    8,425.56x = 11,628.06 × 4,841
  4. Step 4: Simplify right side
    8,425.56x = 56,291,438.46
  5. Step 5: Solve for x
    x = 56,291,438.46/8,425.56
  6. Step 6: Final answer
    x = 6,681.03

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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.