Home / 6,260.59-8,639-3,742.19

Finding the Fourth Proportional to 6,260.59, 8,639 and 3,742.19

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Solution

The fourth proportional to 6,260.59, 8,639 and 3,742.19 is: 5,163.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.59 : 8,639 = 3,742.19 : x
  2. Step 2: Convert to fraction form
    6,260.59/8,639 = 3,742.19/x
  3. Step 3: Cross multiply
    6,260.59x = 8,639 × 3,742.19
  4. Step 4: Simplify right side
    6,260.59x = 32,328,779.41
  5. Step 5: Solve for x
    x = 32,328,779.41/6,260.59
  6. Step 6: Final answer
    x = 5,163.86

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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.