Home / 5,455.26-7,527.81-3,065.10

Finding the Fourth Proportional to 5,455.26, 7,527.81 and 3,065.10

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Solution

The fourth proportional to 5,455.26, 7,527.81 and 3,065.10 is: 4,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.26 : 7,527.81 = 3,065.10 : x
  2. Step 2: Convert to fraction form
    5,455.26/7,527.81 = 3,065.10/x
  3. Step 3: Cross multiply
    5,455.26x = 7,527.81 × 3,065.10
  4. Step 4: Simplify right side
    5,455.26x = 23,073,490.43
  5. Step 5: Solve for x
    x = 23,073,490.43/5,455.26
  6. Step 6: Final answer
    x = 4,229.59

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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.