Home / 5,583.15-8,364.87-3,387.42

Finding the Fourth Proportional to 5,583.15, 8,364.87 and 3,387.42

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Solution

The fourth proportional to 5,583.15, 8,364.87 and 3,387.42 is: 5,075.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.15 : 8,364.87 = 3,387.42 : x
  2. Step 2: Convert to fraction form
    5,583.15/8,364.87 = 3,387.42/x
  3. Step 3: Cross multiply
    5,583.15x = 8,364.87 × 3,387.42
  4. Step 4: Simplify right side
    5,583.15x = 28,335,327.94
  5. Step 5: Solve for x
    x = 28,335,327.94/5,583.15
  6. Step 6: Final answer
    x = 5,075.15

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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.