Home / 4,709.90-7,066.22-1,423.48

Finding the Fourth Proportional to 4,709.90, 7,066.22 and 1,423.48

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Solution

The fourth proportional to 4,709.90, 7,066.22 and 1,423.48 is: 2,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.90 : 7,066.22 = 1,423.48 : x
  2. Step 2: Convert to fraction form
    4,709.90/7,066.22 = 1,423.48/x
  3. Step 3: Cross multiply
    4,709.90x = 7,066.22 × 1,423.48
  4. Step 4: Simplify right side
    4,709.90x = 10,058,619.32
  5. Step 5: Solve for x
    x = 10,058,619.32/4,709.90
  6. Step 6: Final answer
    x = 2,135.63

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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.