Home / 9,943.49-13,716.83-6,165.45

Finding the Fourth Proportional to 9,943.49, 13,716.83 and 6,165.45

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Solution

The fourth proportional to 9,943.49, 13,716.83 and 6,165.45 is: 8,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.49 : 13,716.83 = 6,165.45 : x
  2. Step 2: Convert to fraction form
    9,943.49/13,716.83 = 6,165.45/x
  3. Step 3: Cross multiply
    9,943.49x = 13,716.83 × 6,165.45
  4. Step 4: Simplify right side
    9,943.49x = 84,570,444.94
  5. Step 5: Solve for x
    x = 84,570,444.94/9,943.49
  6. Step 6: Final answer
    x = 8,505.10

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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.