Home / 9,237.09-12,757.80-6,730.41

Finding the Fourth Proportional to 9,237.09, 12,757.80 and 6,730.41

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Solution

The fourth proportional to 9,237.09, 12,757.80 and 6,730.41 is: 9,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.09 : 12,757.80 = 6,730.41 : x
  2. Step 2: Convert to fraction form
    9,237.09/12,757.80 = 6,730.41/x
  3. Step 3: Cross multiply
    9,237.09x = 12,757.80 × 6,730.41
  4. Step 4: Simplify right side
    9,237.09x = 85,865,224.70
  5. Step 5: Solve for x
    x = 85,865,224.70/9,237.09
  6. Step 6: Final answer
    x = 9,295.70

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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.