Home / 11,735.02-16,194.39-6,430.15

Finding the Fourth Proportional to 11,735.02, 16,194.39 and 6,430.15

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Solution

The fourth proportional to 11,735.02, 16,194.39 and 6,430.15 is: 8,873.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.02 : 16,194.39 = 6,430.15 : x
  2. Step 2: Convert to fraction form
    11,735.02/16,194.39 = 6,430.15/x
  3. Step 3: Cross multiply
    11,735.02x = 16,194.39 × 6,430.15
  4. Step 4: Simplify right side
    11,735.02x = 104,132,356.86
  5. Step 5: Solve for x
    x = 104,132,356.86/11,735.02
  6. Step 6: Final answer
    x = 8,873.64

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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.