Home / 5,180.24-7,771.08-1,716.32

Finding the Fourth Proportional to 5,180.24, 7,771.08 and 1,716.32

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Solution

The fourth proportional to 5,180.24, 7,771.08 and 1,716.32 is: 2,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.24 : 7,771.08 = 1,716.32 : x
  2. Step 2: Convert to fraction form
    5,180.24/7,771.08 = 1,716.32/x
  3. Step 3: Cross multiply
    5,180.24x = 7,771.08 × 1,716.32
  4. Step 4: Simplify right side
    5,180.24x = 13,337,660.03
  5. Step 5: Solve for x
    x = 13,337,660.03/5,180.24
  6. Step 6: Final answer
    x = 2,574.72

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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.