Home / 4,927.92-6,800.52-2,938.50

Finding the Fourth Proportional to 4,927.92, 6,800.52 and 2,938.50

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Solution

The fourth proportional to 4,927.92, 6,800.52 and 2,938.50 is: 4,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.92 : 6,800.52 = 2,938.50 : x
  2. Step 2: Convert to fraction form
    4,927.92/6,800.52 = 2,938.50/x
  3. Step 3: Cross multiply
    4,927.92x = 6,800.52 × 2,938.50
  4. Step 4: Simplify right side
    4,927.92x = 19,983,328.02
  5. Step 5: Solve for x
    x = 19,983,328.02/4,927.92
  6. Step 6: Final answer
    x = 4,055.12

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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.