Home / 10,839.44-14,960.01-6,365.64

Finding the Fourth Proportional to 10,839.44, 14,960.01 and 6,365.64

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Solution

The fourth proportional to 10,839.44, 14,960.01 and 6,365.64 is: 8,785.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.44 : 14,960.01 = 6,365.64 : x
  2. Step 2: Convert to fraction form
    10,839.44/14,960.01 = 6,365.64/x
  3. Step 3: Cross multiply
    10,839.44x = 14,960.01 × 6,365.64
  4. Step 4: Simplify right side
    10,839.44x = 95,230,038.06
  5. Step 5: Solve for x
    x = 95,230,038.06/10,839.44
  6. Step 6: Final answer
    x = 8,785.52

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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.