Home / 5,455.22-7,528.16-3,097.37

Finding the Fourth Proportional to 5,455.22, 7,528.16 and 3,097.37

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Solution

The fourth proportional to 5,455.22, 7,528.16 and 3,097.37 is: 4,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.22 : 7,528.16 = 3,097.37 : x
  2. Step 2: Convert to fraction form
    5,455.22/7,528.16 = 3,097.37/x
  3. Step 3: Cross multiply
    5,455.22x = 7,528.16 × 3,097.37
  4. Step 4: Simplify right side
    5,455.22x = 23,317,523.50
  5. Step 5: Solve for x
    x = 23,317,523.50/5,455.22
  6. Step 6: Final answer
    x = 4,274.35

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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.