Home / 4,972.08-7,444.20-2,658.48

Finding the Fourth Proportional to 4,972.08, 7,444.20 and 2,658.48

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Solution

The fourth proportional to 4,972.08, 7,444.20 and 2,658.48 is: 3,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.08 : 7,444.20 = 2,658.48 : x
  2. Step 2: Convert to fraction form
    4,972.08/7,444.20 = 2,658.48/x
  3. Step 3: Cross multiply
    4,972.08x = 7,444.20 × 2,658.48
  4. Step 4: Simplify right side
    4,972.08x = 19,790,256.82
  5. Step 5: Solve for x
    x = 19,790,256.82/4,972.08
  6. Step 6: Final answer
    x = 3,980.28

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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.