Home / 5,455.10-8,170.34-2,527.25

Finding the Fourth Proportional to 5,455.10, 8,170.34 and 2,527.25

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Solution

The fourth proportional to 5,455.10, 8,170.34 and 2,527.25 is: 3,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.10 : 8,170.34 = 2,527.25 : x
  2. Step 2: Convert to fraction form
    5,455.10/8,170.34 = 2,527.25/x
  3. Step 3: Cross multiply
    5,455.10x = 8,170.34 × 2,527.25
  4. Step 4: Simplify right side
    5,455.10x = 20,648,491.77
  5. Step 5: Solve for x
    x = 20,648,491.77/5,455.10
  6. Step 6: Final answer
    x = 3,785.17

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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.