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Finding the Fourth Proportional to 5,860.88, 8,089.56 and 4,068.48

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Solution

The fourth proportional to 5,860.88, 8,089.56 and 4,068.48 is: 5,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.88 : 8,089.56 = 4,068.48 : x
  2. Step 2: Convert to fraction form
    5,860.88/8,089.56 = 4,068.48/x
  3. Step 3: Cross multiply
    5,860.88x = 8,089.56 × 4,068.48
  4. Step 4: Simplify right side
    5,860.88x = 32,912,213.07
  5. Step 5: Solve for x
    x = 32,912,213.07/5,860.88
  6. Step 6: Final answer
    x = 5,615.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.