Home / 4,927.50-7,381.94-3,818.81

Finding the Fourth Proportional to 4,927.50, 7,381.94 and 3,818.81

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Solution

The fourth proportional to 4,927.50, 7,381.94 and 3,818.81 is: 5,721.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.50 : 7,381.94 = 3,818.81 : x
  2. Step 2: Convert to fraction form
    4,927.50/7,381.94 = 3,818.81/x
  3. Step 3: Cross multiply
    4,927.50x = 7,381.94 × 3,818.81
  4. Step 4: Simplify right side
    4,927.50x = 28,190,225.65
  5. Step 5: Solve for x
    x = 28,190,225.65/4,927.50
  6. Step 6: Final answer
    x = 5,721.00

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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.