Home / 4,762.20-7,130.88-3,832.68

Finding the Fourth Proportional to 4,762.20, 7,130.88 and 3,832.68

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Solution

The fourth proportional to 4,762.20, 7,130.88 and 3,832.68 is: 5,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.20 : 7,130.88 = 3,832.68 : x
  2. Step 2: Convert to fraction form
    4,762.20/7,130.88 = 3,832.68/x
  3. Step 3: Cross multiply
    4,762.20x = 7,130.88 × 3,832.68
  4. Step 4: Simplify right side
    4,762.20x = 27,330,381.16
  5. Step 5: Solve for x
    x = 27,330,381.16/4,762.20
  6. Step 6: Final answer
    x = 5,739.02

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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.