Home / 10,191.13-14,063.75-5,942.36

Finding the Fourth Proportional to 10,191.13, 14,063.75 and 5,942.36

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Solution

The fourth proportional to 10,191.13, 14,063.75 and 5,942.36 is: 8,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191.13 : 14,063.75 = 5,942.36 : x
  2. Step 2: Convert to fraction form
    10,191.13/14,063.75 = 5,942.36/x
  3. Step 3: Cross multiply
    10,191.13x = 14,063.75 × 5,942.36
  4. Step 4: Simplify right side
    10,191.13x = 83,571,870.90
  5. Step 5: Solve for x
    x = 83,571,870.90/10,191.13
  6. Step 6: Final answer
    x = 8,200.45

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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.