Home / 7,028.30-10,533.96-3,077.86

Finding the Fourth Proportional to 7,028.30, 10,533.96 and 3,077.86

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Solution

The fourth proportional to 7,028.30, 10,533.96 and 3,077.86 is: 4,613.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.30 : 10,533.96 = 3,077.86 : x
  2. Step 2: Convert to fraction form
    7,028.30/10,533.96 = 3,077.86/x
  3. Step 3: Cross multiply
    7,028.30x = 10,533.96 × 3,077.86
  4. Step 4: Simplify right side
    7,028.30x = 32,422,054.13
  5. Step 5: Solve for x
    x = 32,422,054.13/7,028.30
  6. Step 6: Final answer
    x = 4,613.07

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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.