Home / 10,029.96-15,035.01-4,755.72

Finding the Fourth Proportional to 10,029.96, 15,035.01 and 4,755.72

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Solution

The fourth proportional to 10,029.96, 15,035.01 and 4,755.72 is: 7,128.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.96 : 15,035.01 = 4,755.72 : x
  2. Step 2: Convert to fraction form
    10,029.96/15,035.01 = 4,755.72/x
  3. Step 3: Cross multiply
    10,029.96x = 15,035.01 × 4,755.72
  4. Step 4: Simplify right side
    10,029.96x = 71,502,297.76
  5. Step 5: Solve for x
    x = 71,502,297.76/10,029.96
  6. Step 6: Final answer
    x = 7,128.87

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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.