Home / 7,651.70-11,482.40-3,269.18

Finding the Fourth Proportional to 7,651.70, 11,482.40 and 3,269.18

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Solution

The fourth proportional to 7,651.70, 11,482.40 and 3,269.18 is: 4,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.70 : 11,482.40 = 3,269.18 : x
  2. Step 2: Convert to fraction form
    7,651.70/11,482.40 = 3,269.18/x
  3. Step 3: Cross multiply
    7,651.70x = 11,482.40 × 3,269.18
  4. Step 4: Simplify right side
    7,651.70x = 37,538,032.43
  5. Step 5: Solve for x
    x = 37,538,032.43/7,651.70
  6. Step 6: Final answer
    x = 4,905.84

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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.