Home / 7,538.98-11,295.99-2,605.88

Finding the Fourth Proportional to 7,538.98, 11,295.99 and 2,605.88

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Solution

The fourth proportional to 7,538.98, 11,295.99 and 2,605.88 is: 3,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.98 : 11,295.99 = 2,605.88 : x
  2. Step 2: Convert to fraction form
    7,538.98/11,295.99 = 2,605.88/x
  3. Step 3: Cross multiply
    7,538.98x = 11,295.99 × 2,605.88
  4. Step 4: Simplify right side
    7,538.98x = 29,435,994.42
  5. Step 5: Solve for x
    x = 29,435,994.42/7,538.98
  6. Step 6: Final answer
    x = 3,904.51

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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.