Home / 4,327.67-6,487.09-1,986.06

Finding the Fourth Proportional to 4,327.67, 6,487.09 and 1,986.06

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Solution

The fourth proportional to 4,327.67, 6,487.09 and 1,986.06 is: 2,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.67 : 6,487.09 = 1,986.06 : x
  2. Step 2: Convert to fraction form
    4,327.67/6,487.09 = 1,986.06/x
  3. Step 3: Cross multiply
    4,327.67x = 6,487.09 × 1,986.06
  4. Step 4: Simplify right side
    4,327.67x = 12,883,740.04
  5. Step 5: Solve for x
    x = 12,883,740.04/4,327.67
  6. Step 6: Final answer
    x = 2,977.07

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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.