Home / 8,445.27-11,654.91-4,668.87

Finding the Fourth Proportional to 8,445.27, 11,654.91 and 4,668.87

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Solution

The fourth proportional to 8,445.27, 11,654.91 and 4,668.87 is: 6,443.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.27 : 11,654.91 = 4,668.87 : x
  2. Step 2: Convert to fraction form
    8,445.27/11,654.91 = 4,668.87/x
  3. Step 3: Cross multiply
    8,445.27x = 11,654.91 × 4,668.87
  4. Step 4: Simplify right side
    8,445.27x = 54,415,259.65
  5. Step 5: Solve for x
    x = 54,415,259.65/8,445.27
  6. Step 6: Final answer
    x = 6,443.28

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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.