Home / 4,822.24-7,234.80-2,358.40

Finding the Fourth Proportional to 4,822.24, 7,234.80 and 2,358.40

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Solution

The fourth proportional to 4,822.24, 7,234.80 and 2,358.40 is: 3,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.24 : 7,234.80 = 2,358.40 : x
  2. Step 2: Convert to fraction form
    4,822.24/7,234.80 = 2,358.40/x
  3. Step 3: Cross multiply
    4,822.24x = 7,234.80 × 2,358.40
  4. Step 4: Simplify right side
    4,822.24x = 17,062,552.32
  5. Step 5: Solve for x
    x = 17,062,552.32/4,822.24
  6. Step 6: Final answer
    x = 3,538.30

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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.