Home / 5,474.76-7,565.37-4,479.66

Finding the Fourth Proportional to 5,474.76, 7,565.37 and 4,479.66

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Solution

The fourth proportional to 5,474.76, 7,565.37 and 4,479.66 is: 6,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.76 : 7,565.37 = 4,479.66 : x
  2. Step 2: Convert to fraction form
    5,474.76/7,565.37 = 4,479.66/x
  3. Step 3: Cross multiply
    5,474.76x = 7,565.37 × 4,479.66
  4. Step 4: Simplify right side
    5,474.76x = 33,890,285.37
  5. Step 5: Solve for x
    x = 33,890,285.37/5,474.76
  6. Step 6: Final answer
    x = 6,190.28

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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.