Home / 7,324.64-10,986.93-1,777.97

Finding the Fourth Proportional to 7,324.64, 10,986.93 and 1,777.97

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Solution

The fourth proportional to 7,324.64, 10,986.93 and 1,777.97 is: 2,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.64 : 10,986.93 = 1,777.97 : x
  2. Step 2: Convert to fraction form
    7,324.64/10,986.93 = 1,777.97/x
  3. Step 3: Cross multiply
    7,324.64x = 10,986.93 × 1,777.97
  4. Step 4: Simplify right side
    7,324.64x = 19,534,377.00
  5. Step 5: Solve for x
    x = 19,534,377.00/7,324.64
  6. Step 6: Final answer
    x = 2,666.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.