Home / 8,735.22-12,060.18-6,714.72

Finding the Fourth Proportional to 8,735.22, 12,060.18 and 6,714.72

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Solution

The fourth proportional to 8,735.22, 12,060.18 and 6,714.72 is: 9,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.22 : 12,060.18 = 6,714.72 : x
  2. Step 2: Convert to fraction form
    8,735.22/12,060.18 = 6,714.72/x
  3. Step 3: Cross multiply
    8,735.22x = 12,060.18 × 6,714.72
  4. Step 4: Simplify right side
    8,735.22x = 80,980,731.85
  5. Step 5: Solve for x
    x = 80,980,731.85/8,735.22
  6. Step 6: Final answer
    x = 9,270.60

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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.