Home / 4,125.32-6,188.28-1,203.70

Finding the Fourth Proportional to 4,125.32, 6,188.28 and 1,203.70

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Solution

The fourth proportional to 4,125.32, 6,188.28 and 1,203.70 is: 1,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.32 : 6,188.28 = 1,203.70 : x
  2. Step 2: Convert to fraction form
    4,125.32/6,188.28 = 1,203.70/x
  3. Step 3: Cross multiply
    4,125.32x = 6,188.28 × 1,203.70
  4. Step 4: Simplify right side
    4,125.32x = 7,448,832.64
  5. Step 5: Solve for x
    x = 7,448,832.64/4,125.32
  6. Step 6: Final answer
    x = 1,805.64

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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.