Home / 10,315.72-14,236.32-5,839.66

Finding the Fourth Proportional to 10,315.72, 14,236.32 and 5,839.66

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Solution

The fourth proportional to 10,315.72, 14,236.32 and 5,839.66 is: 8,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.72 : 14,236.32 = 5,839.66 : x
  2. Step 2: Convert to fraction form
    10,315.72/14,236.32 = 5,839.66/x
  3. Step 3: Cross multiply
    10,315.72x = 14,236.32 × 5,839.66
  4. Step 4: Simplify right side
    10,315.72x = 83,135,268.45
  5. Step 5: Solve for x
    x = 83,135,268.45/10,315.72
  6. Step 6: Final answer
    x = 8,059.09

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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.