Home / 10,188.74-14,052.48-6,830.48

Finding the Fourth Proportional to 10,188.74, 14,052.48 and 6,830.48

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Solution

The fourth proportional to 10,188.74, 14,052.48 and 6,830.48 is: 9,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.74 : 14,052.48 = 6,830.48 : x
  2. Step 2: Convert to fraction form
    10,188.74/14,052.48 = 6,830.48/x
  3. Step 3: Cross multiply
    10,188.74x = 14,052.48 × 6,830.48
  4. Step 4: Simplify right side
    10,188.74x = 95,985,183.59
  5. Step 5: Solve for x
    x = 95,985,183.59/10,188.74
  6. Step 6: Final answer
    x = 9,420.71

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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.