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Finding the Fourth Proportional to 4,790.67, 6,611.04 and 2,927.67

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Solution

The fourth proportional to 4,790.67, 6,611.04 and 2,927.67 is: 4,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.67 : 6,611.04 = 2,927.67 : x
  2. Step 2: Convert to fraction form
    4,790.67/6,611.04 = 2,927.67/x
  3. Step 3: Cross multiply
    4,790.67x = 6,611.04 × 2,927.67
  4. Step 4: Simplify right side
    4,790.67x = 19,354,943.48
  5. Step 5: Solve for x
    x = 19,354,943.48/4,790.67
  6. Step 6: Final answer
    x = 4,040.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.