Home / 7,209.54-10,810.26-2,280.42

Finding the Fourth Proportional to 7,209.54, 10,810.26 and 2,280.42

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Solution

The fourth proportional to 7,209.54, 10,810.26 and 2,280.42 is: 3,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.54 : 10,810.26 = 2,280.42 : x
  2. Step 2: Convert to fraction form
    7,209.54/10,810.26 = 2,280.42/x
  3. Step 3: Cross multiply
    7,209.54x = 10,810.26 × 2,280.42
  4. Step 4: Simplify right side
    7,209.54x = 24,651,933.11
  5. Step 5: Solve for x
    x = 24,651,933.11/7,209.54
  6. Step 6: Final answer
    x = 3,419.35

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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.