Home / 10,277.80-14,183.35-5,562.07

Finding the Fourth Proportional to 10,277.80, 14,183.35 and 5,562.07

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Solution

The fourth proportional to 10,277.80, 14,183.35 and 5,562.07 is: 7,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.80 : 14,183.35 = 5,562.07 : x
  2. Step 2: Convert to fraction form
    10,277.80/14,183.35 = 5,562.07/x
  3. Step 3: Cross multiply
    10,277.80x = 14,183.35 × 5,562.07
  4. Step 4: Simplify right side
    10,277.80x = 78,888,736.17
  5. Step 5: Solve for x
    x = 78,888,736.17/10,277.80
  6. Step 6: Final answer
    x = 7,675.65

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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.