Home / 5,823.28-8,740.20-2,907.76

Finding the Fourth Proportional to 5,823.28, 8,740.20 and 2,907.76

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Solution

The fourth proportional to 5,823.28, 8,740.20 and 2,907.76 is: 4,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,823.28 : 8,740.20 = 2,907.76 : x
  2. Step 2: Convert to fraction form
    5,823.28/8,740.20 = 2,907.76/x
  3. Step 3: Cross multiply
    5,823.28x = 8,740.20 × 2,907.76
  4. Step 4: Simplify right side
    5,823.28x = 25,414,403.95
  5. Step 5: Solve for x
    x = 25,414,403.95/5,823.28
  6. Step 6: Final answer
    x = 4,364.28

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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.