Home / 4,420.54-6,630.76-1,342.54

Finding the Fourth Proportional to 4,420.54, 6,630.76 and 1,342.54

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Solution

The fourth proportional to 4,420.54, 6,630.76 and 1,342.54 is: 2,013.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.54 : 6,630.76 = 1,342.54 : x
  2. Step 2: Convert to fraction form
    4,420.54/6,630.76 = 1,342.54/x
  3. Step 3: Cross multiply
    4,420.54x = 6,630.76 × 1,342.54
  4. Step 4: Simplify right side
    4,420.54x = 8,902,060.53
  5. Step 5: Solve for x
    x = 8,902,060.53/4,420.54
  6. Step 6: Final answer
    x = 2,013.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.