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Finding the Fourth Proportional to 4,671.08, 7,006.80 and 1,749.08

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Solution

The fourth proportional to 4,671.08, 7,006.80 and 1,749.08 is: 2,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.08 : 7,006.80 = 1,749.08 : x
  2. Step 2: Convert to fraction form
    4,671.08/7,006.80 = 1,749.08/x
  3. Step 3: Cross multiply
    4,671.08x = 7,006.80 × 1,749.08
  4. Step 4: Simplify right side
    4,671.08x = 12,255,453.74
  5. Step 5: Solve for x
    x = 12,255,453.74/4,671.08
  6. Step 6: Final answer
    x = 2,623.69

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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.