Home / 5,528.64-7,620.72-4,348.16

Finding the Fourth Proportional to 5,528.64, 7,620.72 and 4,348.16

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Solution

The fourth proportional to 5,528.64, 7,620.72 and 4,348.16 is: 5,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.64 : 7,620.72 = 4,348.16 : x
  2. Step 2: Convert to fraction form
    5,528.64/7,620.72 = 4,348.16/x
  3. Step 3: Cross multiply
    5,528.64x = 7,620.72 × 4,348.16
  4. Step 4: Simplify right side
    5,528.64x = 33,136,109.88
  5. Step 5: Solve for x
    x = 33,136,109.88/5,528.64
  6. Step 6: Final answer
    x = 5,993.54

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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.