Home / 9,190.56-12,683.20-4,999.04

Finding the Fourth Proportional to 9,190.56, 12,683.20 and 4,999.04

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Solution

The fourth proportional to 9,190.56, 12,683.20 and 4,999.04 is: 6,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.56 : 12,683.20 = 4,999.04 : x
  2. Step 2: Convert to fraction form
    9,190.56/12,683.20 = 4,999.04/x
  3. Step 3: Cross multiply
    9,190.56x = 12,683.20 × 4,999.04
  4. Step 4: Simplify right side
    9,190.56x = 63,403,824.13
  5. Step 5: Solve for x
    x = 63,403,824.13/9,190.56
  6. Step 6: Final answer
    x = 6,898.80

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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.