Home / 7,475.09-11,212.58-2,280.96

Finding the Fourth Proportional to 7,475.09, 11,212.58 and 2,280.96

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Solution

The fourth proportional to 7,475.09, 11,212.58 and 2,280.96 is: 3,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.09 : 11,212.58 = 2,280.96 : x
  2. Step 2: Convert to fraction form
    7,475.09/11,212.58 = 2,280.96/x
  3. Step 3: Cross multiply
    7,475.09x = 11,212.58 × 2,280.96
  4. Step 4: Simplify right side
    7,475.09x = 25,575,435.07
  5. Step 5: Solve for x
    x = 25,575,435.07/7,475.09
  6. Step 6: Final answer
    x = 3,421.42

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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.