Home / 4,711.35-7,067.76-1,424.10

Finding the Fourth Proportional to 4,711.35, 7,067.76 and 1,424.10

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Solution

The fourth proportional to 4,711.35, 7,067.76 and 1,424.10 is: 2,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.35 : 7,067.76 = 1,424.10 : x
  2. Step 2: Convert to fraction form
    4,711.35/7,067.76 = 1,424.10/x
  3. Step 3: Cross multiply
    4,711.35x = 7,067.76 × 1,424.10
  4. Step 4: Simplify right side
    4,711.35x = 10,065,197.02
  5. Step 5: Solve for x
    x = 10,065,197.02/4,711.35
  6. Step 6: Final answer
    x = 2,136.37

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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.