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Finding the Fourth Proportional to 4,648.56, 6,967.44 and 1,725

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Solution

The fourth proportional to 4,648.56, 6,967.44 and 1,725 is: 2,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648.56 : 6,967.44 = 1,725 : x
  2. Step 2: Convert to fraction form
    4,648.56/6,967.44 = 1,725/x
  3. Step 3: Cross multiply
    4,648.56x = 6,967.44 × 1,725
  4. Step 4: Simplify right side
    4,648.56x = 12,018,834
  5. Step 5: Solve for x
    x = 12,018,834/4,648.56
  6. Step 6: Final answer
    x = 2,585.50

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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.