Home / 5,278.24-7,283.73-3,038.50

Finding the Fourth Proportional to 5,278.24, 7,283.73 and 3,038.50

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Solution

The fourth proportional to 5,278.24, 7,283.73 and 3,038.50 is: 4,192.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278.24 : 7,283.73 = 3,038.50 : x
  2. Step 2: Convert to fraction form
    5,278.24/7,283.73 = 3,038.50/x
  3. Step 3: Cross multiply
    5,278.24x = 7,283.73 × 3,038.50
  4. Step 4: Simplify right side
    5,278.24x = 22,131,613.61
  5. Step 5: Solve for x
    x = 22,131,613.61/5,278.24
  6. Step 6: Final answer
    x = 4,192.99

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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.