Home / 10,175.51-15,257.38-3,153.66

Finding the Fourth Proportional to 10,175.51, 15,257.38 and 3,153.66

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Solution

The fourth proportional to 10,175.51, 15,257.38 and 3,153.66 is: 4,728.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.51 : 15,257.38 = 3,153.66 : x
  2. Step 2: Convert to fraction form
    10,175.51/15,257.38 = 3,153.66/x
  3. Step 3: Cross multiply
    10,175.51x = 15,257.38 × 3,153.66
  4. Step 4: Simplify right side
    10,175.51x = 48,116,589.01
  5. Step 5: Solve for x
    x = 48,116,589.01/10,175.51
  6. Step 6: Final answer
    x = 4,728.67

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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.