Home / 8,232.31-12,345.36-2,684.35

Finding the Fourth Proportional to 8,232.31, 12,345.36 and 2,684.35

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Solution

The fourth proportional to 8,232.31, 12,345.36 and 2,684.35 is: 4,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.31 : 12,345.36 = 2,684.35 : x
  2. Step 2: Convert to fraction form
    8,232.31/12,345.36 = 2,684.35/x
  3. Step 3: Cross multiply
    8,232.31x = 12,345.36 × 2,684.35
  4. Step 4: Simplify right side
    8,232.31x = 33,139,267.12
  5. Step 5: Solve for x
    x = 33,139,267.12/8,232.31
  6. Step 6: Final answer
    x = 4,025.51

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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.