Home / 4,711.10-7,066.80-1,424.25

Finding the Fourth Proportional to 4,711.10, 7,066.80 and 1,424.25

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Solution

The fourth proportional to 4,711.10, 7,066.80 and 1,424.25 is: 2,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.10 : 7,066.80 = 1,424.25 : x
  2. Step 2: Convert to fraction form
    4,711.10/7,066.80 = 1,424.25/x
  3. Step 3: Cross multiply
    4,711.10x = 7,066.80 × 1,424.25
  4. Step 4: Simplify right side
    4,711.10x = 10,064,889.90
  5. Step 5: Solve for x
    x = 10,064,889.90/4,711.10
  6. Step 6: Final answer
    x = 2,136.42

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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.