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Finding the Fourth Proportional to 5,646.85, 8,469.34 and 1,750.95

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Solution

The fourth proportional to 5,646.85, 8,469.34 and 1,750.95 is: 2,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.85 : 8,469.34 = 1,750.95 : x
  2. Step 2: Convert to fraction form
    5,646.85/8,469.34 = 1,750.95/x
  3. Step 3: Cross multiply
    5,646.85x = 8,469.34 × 1,750.95
  4. Step 4: Simplify right side
    5,646.85x = 14,829,386.50
  5. Step 5: Solve for x
    x = 14,829,386.50/5,646.85
  6. Step 6: Final answer
    x = 2,626.14

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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.