Home / 10,007.94-13,817.18-6,947.34

Finding the Fourth Proportional to 10,007.94, 13,817.18 and 6,947.34

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Solution

The fourth proportional to 10,007.94, 13,817.18 and 6,947.34 is: 9,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.94 : 13,817.18 = 6,947.34 : x
  2. Step 2: Convert to fraction form
    10,007.94/13,817.18 = 6,947.34/x
  3. Step 3: Cross multiply
    10,007.94x = 13,817.18 × 6,947.34
  4. Step 4: Simplify right side
    10,007.94x = 95,992,647.30
  5. Step 5: Solve for x
    x = 95,992,647.30/10,007.94
  6. Step 6: Final answer
    x = 9,591.65

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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.