Home / 7,245.06-9,998.43-4,058.49

Finding the Fourth Proportional to 7,245.06, 9,998.43 and 4,058.49

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Solution

The fourth proportional to 7,245.06, 9,998.43 and 4,058.49 is: 5,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.06 : 9,998.43 = 4,058.49 : x
  2. Step 2: Convert to fraction form
    7,245.06/9,998.43 = 4,058.49/x
  3. Step 3: Cross multiply
    7,245.06x = 9,998.43 × 4,058.49
  4. Step 4: Simplify right side
    7,245.06x = 40,578,528.17
  5. Step 5: Solve for x
    x = 40,578,528.17/7,245.06
  6. Step 6: Final answer
    x = 5,600.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.