Home / 4,711-7,066.26-1,424.08

Finding the Fourth Proportional to 4,711, 7,066.26 and 1,424.08

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Solution

The fourth proportional to 4,711, 7,066.26 and 1,424.08 is: 2,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711 : 7,066.26 = 1,424.08 : x
  2. Step 2: Convert to fraction form
    4,711/7,066.26 = 1,424.08/x
  3. Step 3: Cross multiply
    4,711x = 7,066.26 × 1,424.08
  4. Step 4: Simplify right side
    4,711x = 10,062,919.54
  5. Step 5: Solve for x
    x = 10,062,919.54/4,711
  6. Step 6: Final answer
    x = 2,136.05

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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.