Home / 5,476.10-8,214.15-4,382.60

Finding the Fourth Proportional to 5,476.10, 8,214.15 and 4,382.60

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Solution

The fourth proportional to 5,476.10, 8,214.15 and 4,382.60 is: 6,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.10 : 8,214.15 = 4,382.60 : x
  2. Step 2: Convert to fraction form
    5,476.10/8,214.15 = 4,382.60/x
  3. Step 3: Cross multiply
    5,476.10x = 8,214.15 × 4,382.60
  4. Step 4: Simplify right side
    5,476.10x = 35,999,333.79
  5. Step 5: Solve for x
    x = 35,999,333.79/5,476.10
  6. Step 6: Final answer
    x = 6,573.90

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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.