Home / 10,035.92-13,849.70-5,786.90

Finding the Fourth Proportional to 10,035.92, 13,849.70 and 5,786.90

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Solution

The fourth proportional to 10,035.92, 13,849.70 and 5,786.90 is: 7,986.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.92 : 13,849.70 = 5,786.90 : x
  2. Step 2: Convert to fraction form
    10,035.92/13,849.70 = 5,786.90/x
  3. Step 3: Cross multiply
    10,035.92x = 13,849.70 × 5,786.90
  4. Step 4: Simplify right side
    10,035.92x = 80,146,828.93
  5. Step 5: Solve for x
    x = 80,146,828.93/10,035.92
  6. Step 6: Final answer
    x = 7,986.00

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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.