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Finding the Fourth Proportional to 5,693.73, 7,852.21 and 3,569.47

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Solution

The fourth proportional to 5,693.73, 7,852.21 and 3,569.47 is: 4,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.73 : 7,852.21 = 3,569.47 : x
  2. Step 2: Convert to fraction form
    5,693.73/7,852.21 = 3,569.47/x
  3. Step 3: Cross multiply
    5,693.73x = 7,852.21 × 3,569.47
  4. Step 4: Simplify right side
    5,693.73x = 28,028,199.47
  5. Step 5: Solve for x
    x = 28,028,199.47/5,693.73
  6. Step 6: Final answer
    x = 4,922.65

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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.