Home / 7,785.34-11,676.26-2,237.45

Finding the Fourth Proportional to 7,785.34, 11,676.26 and 2,237.45

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Solution

The fourth proportional to 7,785.34, 11,676.26 and 2,237.45 is: 3,355.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785.34 : 11,676.26 = 2,237.45 : x
  2. Step 2: Convert to fraction form
    7,785.34/11,676.26 = 2,237.45/x
  3. Step 3: Cross multiply
    7,785.34x = 11,676.26 × 2,237.45
  4. Step 4: Simplify right side
    7,785.34x = 26,124,978.37
  5. Step 5: Solve for x
    x = 26,124,978.37/7,785.34
  6. Step 6: Final answer
    x = 3,355.66

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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.