Home / 6,728.60-10,085.52-3,605.24

Finding the Fourth Proportional to 6,728.60, 10,085.52 and 3,605.24

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Solution

The fourth proportional to 6,728.60, 10,085.52 and 3,605.24 is: 5,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.60 : 10,085.52 = 3,605.24 : x
  2. Step 2: Convert to fraction form
    6,728.60/10,085.52 = 3,605.24/x
  3. Step 3: Cross multiply
    6,728.60x = 10,085.52 × 3,605.24
  4. Step 4: Simplify right side
    6,728.60x = 36,360,720.12
  5. Step 5: Solve for x
    x = 36,360,720.12/6,728.60
  6. Step 6: Final answer
    x = 5,403.91

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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.