Home / 8,445.47-11,654.37-4,668.44

Finding the Fourth Proportional to 8,445.47, 11,654.37 and 4,668.44

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Solution

The fourth proportional to 8,445.47, 11,654.37 and 4,668.44 is: 6,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.47 : 11,654.37 = 4,668.44 : x
  2. Step 2: Convert to fraction form
    8,445.47/11,654.37 = 4,668.44/x
  3. Step 3: Cross multiply
    8,445.47x = 11,654.37 × 4,668.44
  4. Step 4: Simplify right side
    8,445.47x = 54,407,727.08
  5. Step 5: Solve for x
    x = 54,407,727.08/8,445.47
  6. Step 6: Final answer
    x = 6,442.24

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Half scale
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Double scale
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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.