Home / 8,001.86-11,042.56-4,646.64

Finding the Fourth Proportional to 8,001.86, 11,042.56 and 4,646.64

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Solution

The fourth proportional to 8,001.86, 11,042.56 and 4,646.64 is: 6,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.86 : 11,042.56 = 4,646.64 : x
  2. Step 2: Convert to fraction form
    8,001.86/11,042.56 = 4,646.64/x
  3. Step 3: Cross multiply
    8,001.86x = 11,042.56 × 4,646.64
  4. Step 4: Simplify right side
    8,001.86x = 51,310,801.00
  5. Step 5: Solve for x
    x = 51,310,801.00/8,001.86
  6. Step 6: Final answer
    x = 6,412.36

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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.