Home / 8,426.00-11,627.71-4,649.03

Finding the Fourth Proportional to 8,426.00, 11,627.71 and 4,649.03

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Solution

The fourth proportional to 8,426.00, 11,627.71 and 4,649.03 is: 6,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.00 : 11,627.71 = 4,649.03 : x
  2. Step 2: Convert to fraction form
    8,426.00/11,627.71 = 4,649.03/x
  3. Step 3: Cross multiply
    8,426.00x = 11,627.71 × 4,649.03
  4. Step 4: Simplify right side
    8,426.00x = 54,057,502.86
  5. Step 5: Solve for x
    x = 54,057,502.86/8,426.00
  6. Step 6: Final answer
    x = 6,415.56

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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.