Home / 5,455.06-7,528.06-3,097.22

Finding the Fourth Proportional to 5,455.06, 7,528.06 and 3,097.22

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Solution

The fourth proportional to 5,455.06, 7,528.06 and 3,097.22 is: 4,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.06 : 7,528.06 = 3,097.22 : x
  2. Step 2: Convert to fraction form
    5,455.06/7,528.06 = 3,097.22/x
  3. Step 3: Cross multiply
    5,455.06x = 7,528.06 × 3,097.22
  4. Step 4: Simplify right side
    5,455.06x = 23,316,057.99
  5. Step 5: Solve for x
    x = 23,316,057.99/5,455.06
  6. Step 6: Final answer
    x = 4,274.21

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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.