Home / 10,716.13-14,787.39-5,999.50

Finding the Fourth Proportional to 10,716.13, 14,787.39 and 5,999.50

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Solution

The fourth proportional to 10,716.13, 14,787.39 and 5,999.50 is: 8,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.13 : 14,787.39 = 5,999.50 : x
  2. Step 2: Convert to fraction form
    10,716.13/14,787.39 = 5,999.50/x
  3. Step 3: Cross multiply
    10,716.13x = 14,787.39 × 5,999.50
  4. Step 4: Simplify right side
    10,716.13x = 88,716,946.31
  5. Step 5: Solve for x
    x = 88,716,946.31/10,716.13
  6. Step 6: Final answer
    x = 8,278.82

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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.