Home / 8,382.60-12,573.93-2,539.26

Finding the Fourth Proportional to 8,382.60, 12,573.93 and 2,539.26

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Solution

The fourth proportional to 8,382.60, 12,573.93 and 2,539.26 is: 3,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.60 : 12,573.93 = 2,539.26 : x
  2. Step 2: Convert to fraction form
    8,382.60/12,573.93 = 2,539.26/x
  3. Step 3: Cross multiply
    8,382.60x = 12,573.93 × 2,539.26
  4. Step 4: Simplify right side
    8,382.60x = 31,928,477.49
  5. Step 5: Solve for x
    x = 31,928,477.49/8,382.60
  6. Step 6: Final answer
    x = 3,808.90

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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.