Home / 8,446.30-11,655.65-4,617.79

Finding the Fourth Proportional to 8,446.30, 11,655.65 and 4,617.79

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Solution

The fourth proportional to 8,446.30, 11,655.65 and 4,617.79 is: 6,372.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.30 : 11,655.65 = 4,617.79 : x
  2. Step 2: Convert to fraction form
    8,446.30/11,655.65 = 4,617.79/x
  3. Step 3: Cross multiply
    8,446.30x = 11,655.65 × 4,617.79
  4. Step 4: Simplify right side
    8,446.30x = 53,823,326.42
  5. Step 5: Solve for x
    x = 53,823,326.42/8,446.30
  6. Step 6: Final answer
    x = 6,372.42

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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.