Home / 4,150.24-6,225.36-1,228.32

Finding the Fourth Proportional to 4,150.24, 6,225.36 and 1,228.32

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Solution

The fourth proportional to 4,150.24, 6,225.36 and 1,228.32 is: 1,842.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.24 : 6,225.36 = 1,228.32 : x
  2. Step 2: Convert to fraction form
    4,150.24/6,225.36 = 1,228.32/x
  3. Step 3: Cross multiply
    4,150.24x = 6,225.36 × 1,228.32
  4. Step 4: Simplify right side
    4,150.24x = 7,646,734.20
  5. Step 5: Solve for x
    x = 7,646,734.20/4,150.24
  6. Step 6: Final answer
    x = 1,842.48

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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.