Home / 7,390.58-11,085.89-3,006.99

Finding the Fourth Proportional to 7,390.58, 11,085.89 and 3,006.99

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Solution

The fourth proportional to 7,390.58, 11,085.89 and 3,006.99 is: 4,510.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.58 : 11,085.89 = 3,006.99 : x
  2. Step 2: Convert to fraction form
    7,390.58/11,085.89 = 3,006.99/x
  3. Step 3: Cross multiply
    7,390.58x = 11,085.89 × 3,006.99
  4. Step 4: Simplify right side
    7,390.58x = 33,335,145.34
  5. Step 5: Solve for x
    x = 33,335,145.34/7,390.58
  6. Step 6: Final answer
    x = 4,510.49

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Similar ratio
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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.