Home / 9,418.75-14,130.39-2,844.54

Finding the Fourth Proportional to 9,418.75, 14,130.39 and 2,844.54

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Solution

The fourth proportional to 9,418.75, 14,130.39 and 2,844.54 is: 4,267.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.75 : 14,130.39 = 2,844.54 : x
  2. Step 2: Convert to fraction form
    9,418.75/14,130.39 = 2,844.54/x
  3. Step 3: Cross multiply
    9,418.75x = 14,130.39 × 2,844.54
  4. Step 4: Simplify right side
    9,418.75x = 40,194,459.57
  5. Step 5: Solve for x
    x = 40,194,459.57/9,418.75
  6. Step 6: Final answer
    x = 4,267.49

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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.