Home / 8,697.37-13,045.97-2,774.89

Finding the Fourth Proportional to 8,697.37, 13,045.97 and 2,774.89

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Solution

The fourth proportional to 8,697.37, 13,045.97 and 2,774.89 is: 4,162.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.37 : 13,045.97 = 2,774.89 : x
  2. Step 2: Convert to fraction form
    8,697.37/13,045.97 = 2,774.89/x
  3. Step 3: Cross multiply
    8,697.37x = 13,045.97 × 2,774.89
  4. Step 4: Simplify right side
    8,697.37x = 36,201,131.69
  5. Step 5: Solve for x
    x = 36,201,131.69/8,697.37
  6. Step 6: Final answer
    x = 4,162.31

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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.