Home / 7,485.27-11,228.93-2,553.59

Finding the Fourth Proportional to 7,485.27, 11,228.93 and 2,553.59

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Solution

The fourth proportional to 7,485.27, 11,228.93 and 2,553.59 is: 3,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.27 : 11,228.93 = 2,553.59 : x
  2. Step 2: Convert to fraction form
    7,485.27/11,228.93 = 2,553.59/x
  3. Step 3: Cross multiply
    7,485.27x = 11,228.93 × 2,553.59
  4. Step 4: Simplify right side
    7,485.27x = 28,674,054.65
  5. Step 5: Solve for x
    x = 28,674,054.65/7,485.27
  6. Step 6: Final answer
    x = 3,830.73

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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.