Home / 5,184.69-7,777.03-1,721.94

Finding the Fourth Proportional to 5,184.69, 7,777.03 and 1,721.94

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Solution

The fourth proportional to 5,184.69, 7,777.03 and 1,721.94 is: 2,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.69 : 7,777.03 = 1,721.94 : x
  2. Step 2: Convert to fraction form
    5,184.69/7,777.03 = 1,721.94/x
  3. Step 3: Cross multiply
    5,184.69x = 7,777.03 × 1,721.94
  4. Step 4: Simplify right side
    5,184.69x = 13,391,561.75
  5. Step 5: Solve for x
    x = 13,391,561.75/5,184.69
  6. Step 6: Final answer
    x = 2,582.91

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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.