Home / 10,190.25-14,062.34-5,714.39

Finding the Fourth Proportional to 10,190.25, 14,062.34 and 5,714.39

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Solution

The fourth proportional to 10,190.25, 14,062.34 and 5,714.39 is: 7,885.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.25 : 14,062.34 = 5,714.39 : x
  2. Step 2: Convert to fraction form
    10,190.25/14,062.34 = 5,714.39/x
  3. Step 3: Cross multiply
    10,190.25x = 14,062.34 × 5,714.39
  4. Step 4: Simplify right side
    10,190.25x = 80,357,744.51
  5. Step 5: Solve for x
    x = 80,357,744.51/10,190.25
  6. Step 6: Final answer
    x = 7,885.75

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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.