Home / 8,251.07-11,386.37-4,714.20

Finding the Fourth Proportional to 8,251.07, 11,386.37 and 4,714.20

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Solution

The fourth proportional to 8,251.07, 11,386.37 and 4,714.20 is: 6,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.07 : 11,386.37 = 4,714.20 : x
  2. Step 2: Convert to fraction form
    8,251.07/11,386.37 = 4,714.20/x
  3. Step 3: Cross multiply
    8,251.07x = 11,386.37 × 4,714.20
  4. Step 4: Simplify right side
    8,251.07x = 53,677,637.24
  5. Step 5: Solve for x
    x = 53,677,637.24/8,251.07
  6. Step 6: Final answer
    x = 6,505.54

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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.