Home / 5,419.11-7,483.83-4,668.87

Finding the Fourth Proportional to 5,419.11, 7,483.83 and 4,668.87

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Solution

The fourth proportional to 5,419.11, 7,483.83 and 4,668.87 is: 6,447.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.11 : 7,483.83 = 4,668.87 : x
  2. Step 2: Convert to fraction form
    5,419.11/7,483.83 = 4,668.87/x
  3. Step 3: Cross multiply
    5,419.11x = 7,483.83 × 4,668.87
  4. Step 4: Simplify right side
    5,419.11x = 34,941,029.37
  5. Step 5: Solve for x
    x = 34,941,029.37/5,419.11
  6. Step 6: Final answer
    x = 6,447.74

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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.