Home / 7,884.14-10,880.68-4,527.50

Finding the Fourth Proportional to 7,884.14, 10,880.68 and 4,527.50

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Solution

The fourth proportional to 7,884.14, 10,880.68 and 4,527.50 is: 6,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.14 : 10,880.68 = 4,527.50 : x
  2. Step 2: Convert to fraction form
    7,884.14/10,880.68 = 4,527.50/x
  3. Step 3: Cross multiply
    7,884.14x = 10,880.68 × 4,527.50
  4. Step 4: Simplify right side
    7,884.14x = 49,262,278.70
  5. Step 5: Solve for x
    x = 49,262,278.70/7,884.14
  6. Step 6: Final answer
    x = 6,248.28

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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.