Home / 10,699.50-14,765.36-5,983.79

Finding the Fourth Proportional to 10,699.50, 14,765.36 and 5,983.79

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Solution

The fourth proportional to 10,699.50, 14,765.36 and 5,983.79 is: 8,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.50 : 14,765.36 = 5,983.79 : x
  2. Step 2: Convert to fraction form
    10,699.50/14,765.36 = 5,983.79/x
  3. Step 3: Cross multiply
    10,699.50x = 14,765.36 × 5,983.79
  4. Step 4: Simplify right side
    10,699.50x = 88,352,754.65
  5. Step 5: Solve for x
    x = 88,352,754.65/10,699.50
  6. Step 6: Final answer
    x = 8,257.65

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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.