Home / 5,376.18-7,416.33-3,382.98

Finding the Fourth Proportional to 5,376.18, 7,416.33 and 3,382.98

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Solution

The fourth proportional to 5,376.18, 7,416.33 and 3,382.98 is: 4,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.18 : 7,416.33 = 3,382.98 : x
  2. Step 2: Convert to fraction form
    5,376.18/7,416.33 = 3,382.98/x
  3. Step 3: Cross multiply
    5,376.18x = 7,416.33 × 3,382.98
  4. Step 4: Simplify right side
    5,376.18x = 25,089,296.06
  5. Step 5: Solve for x
    x = 25,089,296.06/5,376.18
  6. Step 6: Final answer
    x = 4,666.75

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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.