Home / 9,206.18-13,739.72-8,581.94

Finding the Fourth Proportional to 9,206.18, 13,739.72 and 8,581.94

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Solution

The fourth proportional to 9,206.18, 13,739.72 and 8,581.94 is: 12,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.18 : 13,739.72 = 8,581.94 : x
  2. Step 2: Convert to fraction form
    9,206.18/13,739.72 = 8,581.94/x
  3. Step 3: Cross multiply
    9,206.18x = 13,739.72 × 8,581.94
  4. Step 4: Simplify right side
    9,206.18x = 117,913,452.66
  5. Step 5: Solve for x
    x = 117,913,452.66/9,206.18
  6. Step 6: Final answer
    x = 12,808.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.