Home / 7,423.20-10,245.03-4,551.42

Finding the Fourth Proportional to 7,423.20, 10,245.03 and 4,551.42

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Solution

The fourth proportional to 7,423.20, 10,245.03 and 4,551.42 is: 6,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.20 : 10,245.03 = 4,551.42 : x
  2. Step 2: Convert to fraction form
    7,423.20/10,245.03 = 4,551.42/x
  3. Step 3: Cross multiply
    7,423.20x = 10,245.03 × 4,551.42
  4. Step 4: Simplify right side
    7,423.20x = 46,629,436.04
  5. Step 5: Solve for x
    x = 46,629,436.04/7,423.20
  6. Step 6: Final answer
    x = 6,281.58

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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.