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Finding the Fourth Proportional to 3,567.75, 5,348.07 and 1,718.34

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Solution

The fourth proportional to 3,567.75, 5,348.07 and 1,718.34 is: 2,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.75 : 5,348.07 = 1,718.34 : x
  2. Step 2: Convert to fraction form
    3,567.75/5,348.07 = 1,718.34/x
  3. Step 3: Cross multiply
    3,567.75x = 5,348.07 × 1,718.34
  4. Step 4: Simplify right side
    3,567.75x = 9,189,802.60
  5. Step 5: Solve for x
    x = 9,189,802.60/3,567.75
  6. Step 6: Final answer
    x = 2,575.80

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1.5x scale

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.