Home / 8,425.98-11,630.57-4,888.51

Finding the Fourth Proportional to 8,425.98, 11,630.57 and 4,888.51

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Solution

The fourth proportional to 8,425.98, 11,630.57 and 4,888.51 is: 6,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.98 : 11,630.57 = 4,888.51 : x
  2. Step 2: Convert to fraction form
    8,425.98/11,630.57 = 4,888.51/x
  3. Step 3: Cross multiply
    8,425.98x = 11,630.57 × 4,888.51
  4. Step 4: Simplify right side
    8,425.98x = 56,856,104.23
  5. Step 5: Solve for x
    x = 56,856,104.23/8,425.98
  6. Step 6: Final answer
    x = 6,747.71

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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.