Home / 8,280.87-12,414.31-3,597.35

Finding the Fourth Proportional to 8,280.87, 12,414.31 and 3,597.35

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Solution

The fourth proportional to 8,280.87, 12,414.31 and 3,597.35 is: 5,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280.87 : 12,414.31 = 3,597.35 : x
  2. Step 2: Convert to fraction form
    8,280.87/12,414.31 = 3,597.35/x
  3. Step 3: Cross multiply
    8,280.87x = 12,414.31 × 3,597.35
  4. Step 4: Simplify right side
    8,280.87x = 44,658,547.01
  5. Step 5: Solve for x
    x = 44,658,547.01/8,280.87
  6. Step 6: Final answer
    x = 5,392.98

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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.