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Finding the Fourth Proportional to 5,891.43, 8,836.47 and 3,693.45

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Solution

The fourth proportional to 5,891.43, 8,836.47 and 3,693.45 is: 5,539.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.43 : 8,836.47 = 3,693.45 : x
  2. Step 2: Convert to fraction form
    5,891.43/8,836.47 = 3,693.45/x
  3. Step 3: Cross multiply
    5,891.43x = 8,836.47 × 3,693.45
  4. Step 4: Simplify right side
    5,891.43x = 32,637,060.12
  5. Step 5: Solve for x
    x = 32,637,060.12/5,891.43
  6. Step 6: Final answer
    x = 5,539.75

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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.