Home / 10,010.64-13,814.28-5,818.56

Finding the Fourth Proportional to 10,010.64, 13,814.28 and 5,818.56

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Solution

The fourth proportional to 10,010.64, 13,814.28 and 5,818.56 is: 8,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.64 : 13,814.28 = 5,818.56 : x
  2. Step 2: Convert to fraction form
    10,010.64/13,814.28 = 5,818.56/x
  3. Step 3: Cross multiply
    10,010.64x = 13,814.28 × 5,818.56
  4. Step 4: Simplify right side
    10,010.64x = 80,379,217.04
  5. Step 5: Solve for x
    x = 80,379,217.04/10,010.64
  6. Step 6: Final answer
    x = 8,029.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.