Home / 5,419.14-7,477.87-3,060.83

Finding the Fourth Proportional to 5,419.14, 7,477.87 and 3,060.83

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Solution

The fourth proportional to 5,419.14, 7,477.87 and 3,060.83 is: 4,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.14 : 7,477.87 = 3,060.83 : x
  2. Step 2: Convert to fraction form
    5,419.14/7,477.87 = 3,060.83/x
  3. Step 3: Cross multiply
    5,419.14x = 7,477.87 × 3,060.83
  4. Step 4: Simplify right side
    5,419.14x = 22,888,488.83
  5. Step 5: Solve for x
    x = 22,888,488.83/5,419.14
  6. Step 6: Final answer
    x = 4,223.64

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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.