Home / 5,548.23-7,654.10-3,657.39

Finding the Fourth Proportional to 5,548.23, 7,654.10 and 3,657.39

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Solution

The fourth proportional to 5,548.23, 7,654.10 and 3,657.39 is: 5,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.23 : 7,654.10 = 3,657.39 : x
  2. Step 2: Convert to fraction form
    5,548.23/7,654.10 = 3,657.39/x
  3. Step 3: Cross multiply
    5,548.23x = 7,654.10 × 3,657.39
  4. Step 4: Simplify right side
    5,548.23x = 27,993,981.81
  5. Step 5: Solve for x
    x = 27,993,981.81/5,548.23
  6. Step 6: Final answer
    x = 5,045.57

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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.