Home / 10,256.83-15,382.10-4,015.44

Finding the Fourth Proportional to 10,256.83, 15,382.10 and 4,015.44

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Solution

The fourth proportional to 10,256.83, 15,382.10 and 4,015.44 is: 6,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.83 : 15,382.10 = 4,015.44 : x
  2. Step 2: Convert to fraction form
    10,256.83/15,382.10 = 4,015.44/x
  3. Step 3: Cross multiply
    10,256.83x = 15,382.10 × 4,015.44
  4. Step 4: Simplify right side
    10,256.83x = 61,765,909.66
  5. Step 5: Solve for x
    x = 61,765,909.66/10,256.83
  6. Step 6: Final answer
    x = 6,021.93

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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.