Home / 7,637.88-11,458.62-2,372.62

Finding the Fourth Proportional to 7,637.88, 11,458.62 and 2,372.62

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Solution

The fourth proportional to 7,637.88, 11,458.62 and 2,372.62 is: 3,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.88 : 11,458.62 = 2,372.62 : x
  2. Step 2: Convert to fraction form
    7,637.88/11,458.62 = 2,372.62/x
  3. Step 3: Cross multiply
    7,637.88x = 11,458.62 × 2,372.62
  4. Step 4: Simplify right side
    7,637.88x = 27,186,950.98
  5. Step 5: Solve for x
    x = 27,186,950.98/7,637.88
  6. Step 6: Final answer
    x = 3,559.49

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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.