Home / 8,284.22-11,432.28-4,747.67

Finding the Fourth Proportional to 8,284.22, 11,432.28 and 4,747.67

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Solution

The fourth proportional to 8,284.22, 11,432.28 and 4,747.67 is: 6,551.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.22 : 11,432.28 = 4,747.67 : x
  2. Step 2: Convert to fraction form
    8,284.22/11,432.28 = 4,747.67/x
  3. Step 3: Cross multiply
    8,284.22x = 11,432.28 × 4,747.67
  4. Step 4: Simplify right side
    8,284.22x = 54,276,635.63
  5. Step 5: Solve for x
    x = 54,276,635.63/8,284.22
  6. Step 6: Final answer
    x = 6,551.81

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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.