Home / 5,562.35-7,678.54-3,548.46

Finding the Fourth Proportional to 5,562.35, 7,678.54 and 3,548.46

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Solution

The fourth proportional to 5,562.35, 7,678.54 and 3,548.46 is: 4,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.35 : 7,678.54 = 3,548.46 : x
  2. Step 2: Convert to fraction form
    5,562.35/7,678.54 = 3,548.46/x
  3. Step 3: Cross multiply
    5,562.35x = 7,678.54 × 3,548.46
  4. Step 4: Simplify right side
    5,562.35x = 27,246,992.05
  5. Step 5: Solve for x
    x = 27,246,992.05/5,562.35
  6. Step 6: Final answer
    x = 4,898.47

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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.