Home / 9,489.51-14,220.42-6,714.68

Finding the Fourth Proportional to 9,489.51, 14,220.42 and 6,714.68

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Solution

The fourth proportional to 9,489.51, 14,220.42 and 6,714.68 is: 10,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.51 : 14,220.42 = 6,714.68 : x
  2. Step 2: Convert to fraction form
    9,489.51/14,220.42 = 6,714.68/x
  3. Step 3: Cross multiply
    9,489.51x = 14,220.42 × 6,714.68
  4. Step 4: Simplify right side
    9,489.51x = 95,485,473.48
  5. Step 5: Solve for x
    x = 95,485,473.48/9,489.51
  6. Step 6: Final answer
    x = 10,062.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.