Home / 9,133.02-13,749.30-6,229.62

Finding the Fourth Proportional to 9,133.02, 13,749.30 and 6,229.62

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Solution

The fourth proportional to 9,133.02, 13,749.30 and 6,229.62 is: 9,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.02 : 13,749.30 = 6,229.62 : x
  2. Step 2: Convert to fraction form
    9,133.02/13,749.30 = 6,229.62/x
  3. Step 3: Cross multiply
    9,133.02x = 13,749.30 × 6,229.62
  4. Step 4: Simplify right side
    9,133.02x = 85,652,914.27
  5. Step 5: Solve for x
    x = 85,652,914.27/9,133.02
  6. Step 6: Final answer
    x = 9,378.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.