Home / 8,739.10-12,059.53-4,760.19

Finding the Fourth Proportional to 8,739.10, 12,059.53 and 4,760.19

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Solution

The fourth proportional to 8,739.10, 12,059.53 and 4,760.19 is: 6,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.10 : 12,059.53 = 4,760.19 : x
  2. Step 2: Convert to fraction form
    8,739.10/12,059.53 = 4,760.19/x
  3. Step 3: Cross multiply
    8,739.10x = 12,059.53 × 4,760.19
  4. Step 4: Simplify right side
    8,739.10x = 57,405,654.11
  5. Step 5: Solve for x
    x = 57,405,654.11/8,739.10
  6. Step 6: Final answer
    x = 6,568.83

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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.