Home / 8,330.46-12,497.61-2,487.66

Finding the Fourth Proportional to 8,330.46, 12,497.61 and 2,487.66

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Solution

The fourth proportional to 8,330.46, 12,497.61 and 2,487.66 is: 3,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.46 : 12,497.61 = 2,487.66 : x
  2. Step 2: Convert to fraction form
    8,330.46/12,497.61 = 2,487.66/x
  3. Step 3: Cross multiply
    8,330.46x = 12,497.61 × 2,487.66
  4. Step 4: Simplify right side
    8,330.46x = 31,089,804.49
  5. Step 5: Solve for x
    x = 31,089,804.49/8,330.46
  6. Step 6: Final answer
    x = 3,732.06

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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.