Home / 9,629.28-14,445.90-4,361.76

Finding the Fourth Proportional to 9,629.28, 14,445.90 and 4,361.76

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Solution

The fourth proportional to 9,629.28, 14,445.90 and 4,361.76 is: 6,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.28 : 14,445.90 = 4,361.76 : x
  2. Step 2: Convert to fraction form
    9,629.28/14,445.90 = 4,361.76/x
  3. Step 3: Cross multiply
    9,629.28x = 14,445.90 × 4,361.76
  4. Step 4: Simplify right side
    9,629.28x = 63,009,548.78
  5. Step 5: Solve for x
    x = 63,009,548.78/9,629.28
  6. Step 6: Final answer
    x = 6,543.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.