Home / 5,476.64-7,557.18-3,238.60

Finding the Fourth Proportional to 5,476.64, 7,557.18 and 3,238.60

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Solution

The fourth proportional to 5,476.64, 7,557.18 and 3,238.60 is: 4,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.64 : 7,557.18 = 3,238.60 : x
  2. Step 2: Convert to fraction form
    5,476.64/7,557.18 = 3,238.60/x
  3. Step 3: Cross multiply
    5,476.64x = 7,557.18 × 3,238.60
  4. Step 4: Simplify right side
    5,476.64x = 24,474,683.15
  5. Step 5: Solve for x
    x = 24,474,683.15/5,476.64
  6. Step 6: Final answer
    x = 4,468.92

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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.