Home / 8,360.33-12,516.18-6,505.82

Finding the Fourth Proportional to 8,360.33, 12,516.18 and 6,505.82

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Solution

The fourth proportional to 8,360.33, 12,516.18 and 6,505.82 is: 9,739.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.33 : 12,516.18 = 6,505.82 : x
  2. Step 2: Convert to fraction form
    8,360.33/12,516.18 = 6,505.82/x
  3. Step 3: Cross multiply
    8,360.33x = 12,516.18 × 6,505.82
  4. Step 4: Simplify right side
    8,360.33x = 81,428,045.46
  5. Step 5: Solve for x
    x = 81,428,045.46/8,360.33
  6. Step 6: Final answer
    x = 9,739.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.