Home / 5,466.42-8,145.18-4,884.84

Finding the Fourth Proportional to 5,466.42, 8,145.18 and 4,884.84

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Solution

The fourth proportional to 5,466.42, 8,145.18 and 4,884.84 is: 7,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.42 : 8,145.18 = 4,884.84 : x
  2. Step 2: Convert to fraction form
    5,466.42/8,145.18 = 4,884.84/x
  3. Step 3: Cross multiply
    5,466.42x = 8,145.18 × 4,884.84
  4. Step 4: Simplify right side
    5,466.42x = 39,787,901.07
  5. Step 5: Solve for x
    x = 39,787,901.07/5,466.42
  6. Step 6: Final answer
    x = 7,278.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.