Home / 6,106.99-9,159.85-4,145.22

Finding the Fourth Proportional to 6,106.99, 9,159.85 and 4,145.22

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Solution

The fourth proportional to 6,106.99, 9,159.85 and 4,145.22 is: 6,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.99 : 9,159.85 = 4,145.22 : x
  2. Step 2: Convert to fraction form
    6,106.99/9,159.85 = 4,145.22/x
  3. Step 3: Cross multiply
    6,106.99x = 9,159.85 × 4,145.22
  4. Step 4: Simplify right side
    6,106.99x = 37,969,593.42
  5. Step 5: Solve for x
    x = 37,969,593.42/6,106.99
  6. Step 6: Final answer
    x = 6,217.40

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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.