Home / 6,894.22-10,347.30-3,609.61

Finding the Fourth Proportional to 6,894.22, 10,347.30 and 3,609.61

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Solution

The fourth proportional to 6,894.22, 10,347.30 and 3,609.61 is: 5,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894.22 : 10,347.30 = 3,609.61 : x
  2. Step 2: Convert to fraction form
    6,894.22/10,347.30 = 3,609.61/x
  3. Step 3: Cross multiply
    6,894.22x = 10,347.30 × 3,609.61
  4. Step 4: Simplify right side
    6,894.22x = 37,349,717.55
  5. Step 5: Solve for x
    x = 37,349,717.55/6,894.22
  6. Step 6: Final answer
    x = 5,417.54

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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.