Home / 7,450.59-11,177.40-2,185.77

Finding the Fourth Proportional to 7,450.59, 11,177.40 and 2,185.77

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Solution

The fourth proportional to 7,450.59, 11,177.40 and 2,185.77 is: 3,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.59 : 11,177.40 = 2,185.77 : x
  2. Step 2: Convert to fraction form
    7,450.59/11,177.40 = 2,185.77/x
  3. Step 3: Cross multiply
    7,450.59x = 11,177.40 × 2,185.77
  4. Step 4: Simplify right side
    7,450.59x = 24,431,225.60
  5. Step 5: Solve for x
    x = 24,431,225.60/7,450.59
  6. Step 6: Final answer
    x = 3,279.10

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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.