Home / 7,542.48-11,315.32-2,277.89

Finding the Fourth Proportional to 7,542.48, 11,315.32 and 2,277.89

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Solution

The fourth proportional to 7,542.48, 11,315.32 and 2,277.89 is: 3,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.48 : 11,315.32 = 2,277.89 : x
  2. Step 2: Convert to fraction form
    7,542.48/11,315.32 = 2,277.89/x
  3. Step 3: Cross multiply
    7,542.48x = 11,315.32 × 2,277.89
  4. Step 4: Simplify right side
    7,542.48x = 25,775,034.44
  5. Step 5: Solve for x
    x = 25,775,034.44/7,542.48
  6. Step 6: Final answer
    x = 3,417.31

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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.