Home / 4,250.32-6,375.84-1,130.80

Finding the Fourth Proportional to 4,250.32, 6,375.84 and 1,130.80

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Solution

The fourth proportional to 4,250.32, 6,375.84 and 1,130.80 is: 1,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.32 : 6,375.84 = 1,130.80 : x
  2. Step 2: Convert to fraction form
    4,250.32/6,375.84 = 1,130.80/x
  3. Step 3: Cross multiply
    4,250.32x = 6,375.84 × 1,130.80
  4. Step 4: Simplify right side
    4,250.32x = 7,209,799.87
  5. Step 5: Solve for x
    x = 7,209,799.87/4,250.32
  6. Step 6: Final answer
    x = 1,696.30

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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.