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Finding the Fourth Proportional to 5,654.09, 7,788.33 and 4,325.55

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Solution

The fourth proportional to 5,654.09, 7,788.33 and 4,325.55 is: 5,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.09 : 7,788.33 = 4,325.55 : x
  2. Step 2: Convert to fraction form
    5,654.09/7,788.33 = 4,325.55/x
  3. Step 3: Cross multiply
    5,654.09x = 7,788.33 × 4,325.55
  4. Step 4: Simplify right side
    5,654.09x = 33,688,810.83
  5. Step 5: Solve for x
    x = 33,688,810.83/5,654.09
  6. Step 6: Final answer
    x = 5,958.31

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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.