Home / 8,216.40-12,326.88-2,373.60

Finding the Fourth Proportional to 8,216.40, 12,326.88 and 2,373.60

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Solution

The fourth proportional to 8,216.40, 12,326.88 and 2,373.60 is: 3,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.40 : 12,326.88 = 2,373.60 : x
  2. Step 2: Convert to fraction form
    8,216.40/12,326.88 = 2,373.60/x
  3. Step 3: Cross multiply
    8,216.40x = 12,326.88 × 2,373.60
  4. Step 4: Simplify right side
    8,216.40x = 29,259,082.37
  5. Step 5: Solve for x
    x = 29,259,082.37/8,216.40
  6. Step 6: Final answer
    x = 3,561.06

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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.