Home / 7,529.28-11,304.64-4,241.60

Finding the Fourth Proportional to 7,529.28, 11,304.64 and 4,241.60

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Solution

The fourth proportional to 7,529.28, 11,304.64 and 4,241.60 is: 6,368.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.28 : 11,304.64 = 4,241.60 : x
  2. Step 2: Convert to fraction form
    7,529.28/11,304.64 = 4,241.60/x
  3. Step 3: Cross multiply
    7,529.28x = 11,304.64 × 4,241.60
  4. Step 4: Simplify right side
    7,529.28x = 47,949,761.02
  5. Step 5: Solve for x
    x = 47,949,761.02/7,529.28
  6. Step 6: Final answer
    x = 6,368.44

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1.5x scale

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.