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Finding the Fourth Proportional to 5,600.55, 7,724.79 and 4,853.19

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Solution

The fourth proportional to 5,600.55, 7,724.79 and 4,853.19 is: 6,693.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.55 : 7,724.79 = 4,853.19 : x
  2. Step 2: Convert to fraction form
    5,600.55/7,724.79 = 4,853.19/x
  3. Step 3: Cross multiply
    5,600.55x = 7,724.79 × 4,853.19
  4. Step 4: Simplify right side
    5,600.55x = 37,489,873.58
  5. Step 5: Solve for x
    x = 37,489,873.58/5,600.55
  6. Step 6: Final answer
    x = 6,693.96

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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.