Home / 8,207.15-11,324.54-4,670.42

Finding the Fourth Proportional to 8,207.15, 11,324.54 and 4,670.42

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Solution

The fourth proportional to 8,207.15, 11,324.54 and 4,670.42 is: 6,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.15 : 11,324.54 = 4,670.42 : x
  2. Step 2: Convert to fraction form
    8,207.15/11,324.54 = 4,670.42/x
  3. Step 3: Cross multiply
    8,207.15x = 11,324.54 × 4,670.42
  4. Step 4: Simplify right side
    8,207.15x = 52,890,313.16
  5. Step 5: Solve for x
    x = 52,890,313.16/8,207.15
  6. Step 6: Final answer
    x = 6,444.42

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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.