Home / 4,771.53-7,157.34-1,484.55

Finding the Fourth Proportional to 4,771.53, 7,157.34 and 1,484.55

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Solution

The fourth proportional to 4,771.53, 7,157.34 and 1,484.55 is: 2,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.53 : 7,157.34 = 1,484.55 : x
  2. Step 2: Convert to fraction form
    4,771.53/7,157.34 = 1,484.55/x
  3. Step 3: Cross multiply
    4,771.53x = 7,157.34 × 1,484.55
  4. Step 4: Simplify right side
    4,771.53x = 10,625,429.10
  5. Step 5: Solve for x
    x = 10,625,429.10/4,771.53
  6. Step 6: Final answer
    x = 2,226.84

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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.