Home / 10,245.32-15,366.30-3,670.28

Finding the Fourth Proportional to 10,245.32, 15,366.30 and 3,670.28

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Solution

The fourth proportional to 10,245.32, 15,366.30 and 3,670.28 is: 5,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.32 : 15,366.30 = 3,670.28 : x
  2. Step 2: Convert to fraction form
    10,245.32/15,366.30 = 3,670.28/x
  3. Step 3: Cross multiply
    10,245.32x = 15,366.30 × 3,670.28
  4. Step 4: Simplify right side
    10,245.32x = 56,398,623.56
  5. Step 5: Solve for x
    x = 56,398,623.56/10,245.32
  6. Step 6: Final answer
    x = 5,504.82

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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.