Home / 4,784.32-7,175.28-3,393.60

Finding the Fourth Proportional to 4,784.32, 7,175.28 and 3,393.60

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Solution

The fourth proportional to 4,784.32, 7,175.28 and 3,393.60 is: 5,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.32 : 7,175.28 = 3,393.60 : x
  2. Step 2: Convert to fraction form
    4,784.32/7,175.28 = 3,393.60/x
  3. Step 3: Cross multiply
    4,784.32x = 7,175.28 × 3,393.60
  4. Step 4: Simplify right side
    4,784.32x = 24,350,030.21
  5. Step 5: Solve for x
    x = 24,350,030.21/4,784.32
  6. Step 6: Final answer
    x = 5,089.55

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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.