Home / 7,218.92-10,828.38-3,058.84

Finding the Fourth Proportional to 7,218.92, 10,828.38 and 3,058.84

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Solution

The fourth proportional to 7,218.92, 10,828.38 and 3,058.84 is: 4,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.92 : 10,828.38 = 3,058.84 : x
  2. Step 2: Convert to fraction form
    7,218.92/10,828.38 = 3,058.84/x
  3. Step 3: Cross multiply
    7,218.92x = 10,828.38 × 3,058.84
  4. Step 4: Simplify right side
    7,218.92x = 33,122,276.43
  5. Step 5: Solve for x
    x = 33,122,276.43/7,218.92
  6. Step 6: Final answer
    x = 4,588.26

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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.