Home / 9,206.46-12,703.38-8,739.42

Finding the Fourth Proportional to 9,206.46, 12,703.38 and 8,739.42

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Solution

The fourth proportional to 9,206.46, 12,703.38 and 8,739.42 is: 12,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.46 : 12,703.38 = 8,739.42 : x
  2. Step 2: Convert to fraction form
    9,206.46/12,703.38 = 8,739.42/x
  3. Step 3: Cross multiply
    9,206.46x = 12,703.38 × 8,739.42
  4. Step 4: Simplify right side
    9,206.46x = 111,020,173.24
  5. Step 5: Solve for x
    x = 111,020,173.24/9,206.46
  6. Step 6: Final answer
    x = 12,058.94

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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.