Home / 10,190.48-14,062.68-5,714.22

Finding the Fourth Proportional to 10,190.48, 14,062.68 and 5,714.22

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Solution

The fourth proportional to 10,190.48, 14,062.68 and 5,714.22 is: 7,885.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.48 : 14,062.68 = 5,714.22 : x
  2. Step 2: Convert to fraction form
    10,190.48/14,062.68 = 5,714.22/x
  3. Step 3: Cross multiply
    10,190.48x = 14,062.68 × 5,714.22
  4. Step 4: Simplify right side
    10,190.48x = 80,357,247.31
  5. Step 5: Solve for x
    x = 80,357,247.31/10,190.48
  6. Step 6: Final answer
    x = 7,885.52

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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.