Home / 11,164.98-15,407.46-6,129.03

Finding the Fourth Proportional to 11,164.98, 15,407.46 and 6,129.03

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Solution

The fourth proportional to 11,164.98, 15,407.46 and 6,129.03 is: 8,457.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,164.98 : 15,407.46 = 6,129.03 : x
  2. Step 2: Convert to fraction form
    11,164.98/15,407.46 = 6,129.03/x
  3. Step 3: Cross multiply
    11,164.98x = 15,407.46 × 6,129.03
  4. Step 4: Simplify right side
    11,164.98x = 94,432,784.56
  5. Step 5: Solve for x
    x = 94,432,784.56/11,164.98
  6. Step 6: Final answer
    x = 8,457.94

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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.