Home / 7,058.12-9,739.92-4,074.08

Finding the Fourth Proportional to 7,058.12, 9,739.92 and 4,074.08

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Solution

The fourth proportional to 7,058.12, 9,739.92 and 4,074.08 is: 5,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,058.12 : 9,739.92 = 4,074.08 : x
  2. Step 2: Convert to fraction form
    7,058.12/9,739.92 = 4,074.08/x
  3. Step 3: Cross multiply
    7,058.12x = 9,739.92 × 4,074.08
  4. Step 4: Simplify right side
    7,058.12x = 39,681,213.27
  5. Step 5: Solve for x
    x = 39,681,213.27/7,058.12
  6. Step 6: Final answer
    x = 5,622.07

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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.