Home / 8,232.23-12,347.77-2,685.45

Finding the Fourth Proportional to 8,232.23, 12,347.77 and 2,685.45

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Solution

The fourth proportional to 8,232.23, 12,347.77 and 2,685.45 is: 4,027.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.23 : 12,347.77 = 2,685.45 : x
  2. Step 2: Convert to fraction form
    8,232.23/12,347.77 = 2,685.45/x
  3. Step 3: Cross multiply
    8,232.23x = 12,347.77 × 2,685.45
  4. Step 4: Simplify right side
    8,232.23x = 33,159,318.95
  5. Step 5: Solve for x
    x = 33,159,318.95/8,232.23
  6. Step 6: Final answer
    x = 4,027.99

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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.