Home / 10,025.15-13,840.99-6,441.71

Finding the Fourth Proportional to 10,025.15, 13,840.99 and 6,441.71

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Solution

The fourth proportional to 10,025.15, 13,840.99 and 6,441.71 is: 8,893.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.15 : 13,840.99 = 6,441.71 : x
  2. Step 2: Convert to fraction form
    10,025.15/13,840.99 = 6,441.71/x
  3. Step 3: Cross multiply
    10,025.15x = 13,840.99 × 6,441.71
  4. Step 4: Simplify right side
    10,025.15x = 89,159,558.38
  5. Step 5: Solve for x
    x = 89,159,558.38/10,025.15
  6. Step 6: Final answer
    x = 8,893.59

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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.