Home / 4,130.05-6,195.13-1,208.42

Finding the Fourth Proportional to 4,130.05, 6,195.13 and 1,208.42

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Solution

The fourth proportional to 4,130.05, 6,195.13 and 1,208.42 is: 1,812.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.05 : 6,195.13 = 1,208.42 : x
  2. Step 2: Convert to fraction form
    4,130.05/6,195.13 = 1,208.42/x
  3. Step 3: Cross multiply
    4,130.05x = 6,195.13 × 1,208.42
  4. Step 4: Simplify right side
    4,130.05x = 7,486,281.98
  5. Step 5: Solve for x
    x = 7,486,281.98/4,130.05
  6. Step 6: Final answer
    x = 1,812.64

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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.