Home / 9,079.09-12,535.76-6,566.67

Finding the Fourth Proportional to 9,079.09, 12,535.76 and 6,566.67

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Solution

The fourth proportional to 9,079.09, 12,535.76 and 6,566.67 is: 9,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.09 : 12,535.76 = 6,566.67 : x
  2. Step 2: Convert to fraction form
    9,079.09/12,535.76 = 6,566.67/x
  3. Step 3: Cross multiply
    9,079.09x = 12,535.76 × 6,566.67
  4. Step 4: Simplify right side
    9,079.09x = 82,318,215.54
  5. Step 5: Solve for x
    x = 82,318,215.54/9,079.09
  6. Step 6: Final answer
    x = 9,066.79

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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.