Home / 4,927.56-7,392.46-1,641.72

Finding the Fourth Proportional to 4,927.56, 7,392.46 and 1,641.72

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Solution

The fourth proportional to 4,927.56, 7,392.46 and 1,641.72 is: 2,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.56 : 7,392.46 = 1,641.72 : x
  2. Step 2: Convert to fraction form
    4,927.56/7,392.46 = 1,641.72/x
  3. Step 3: Cross multiply
    4,927.56x = 7,392.46 × 1,641.72
  4. Step 4: Simplify right side
    4,927.56x = 12,136,349.43
  5. Step 5: Solve for x
    x = 12,136,349.43/4,927.56
  6. Step 6: Final answer
    x = 2,462.95

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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.