Home / 5,480.14-8,219.13-4,561.60

Finding the Fourth Proportional to 5,480.14, 8,219.13 and 4,561.60

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Solution

The fourth proportional to 5,480.14, 8,219.13 and 4,561.60 is: 6,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.14 : 8,219.13 = 4,561.60 : x
  2. Step 2: Convert to fraction form
    5,480.14/8,219.13 = 4,561.60/x
  3. Step 3: Cross multiply
    5,480.14x = 8,219.13 × 4,561.60
  4. Step 4: Simplify right side
    5,480.14x = 37,492,342.31
  5. Step 5: Solve for x
    x = 37,492,342.31/5,480.14
  6. Step 6: Final answer
    x = 6,841.50

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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.