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Finding the Fourth Proportional to 7,607.99, 11,411.59 and 2,677.67

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Solution

The fourth proportional to 7,607.99, 11,411.59 and 2,677.67 is: 4,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.99 : 11,411.59 = 2,677.67 : x
  2. Step 2: Convert to fraction form
    7,607.99/11,411.59 = 2,677.67/x
  3. Step 3: Cross multiply
    7,607.99x = 11,411.59 × 2,677.67
  4. Step 4: Simplify right side
    7,607.99x = 30,556,415.14
  5. Step 5: Solve for x
    x = 30,556,415.14/7,607.99
  6. Step 6: Final answer
    x = 4,016.36

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Double scale
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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.