Home / 5,256.40-7,253.92-3,018.50

Finding the Fourth Proportional to 5,256.40, 7,253.92 and 3,018.50

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Solution

The fourth proportional to 5,256.40, 7,253.92 and 3,018.50 is: 4,165.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.40 : 7,253.92 = 3,018.50 : x
  2. Step 2: Convert to fraction form
    5,256.40/7,253.92 = 3,018.50/x
  3. Step 3: Cross multiply
    5,256.40x = 7,253.92 × 3,018.50
  4. Step 4: Simplify right side
    5,256.40x = 21,895,957.52
  5. Step 5: Solve for x
    x = 21,895,957.52/5,256.40
  6. Step 6: Final answer
    x = 4,165.58

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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.