Home / 8,297.20-12,440.69-4,075.08

Finding the Fourth Proportional to 8,297.20, 12,440.69 and 4,075.08

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Solution

The fourth proportional to 8,297.20, 12,440.69 and 4,075.08 is: 6,110.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.20 : 12,440.69 = 4,075.08 : x
  2. Step 2: Convert to fraction form
    8,297.20/12,440.69 = 4,075.08/x
  3. Step 3: Cross multiply
    8,297.20x = 12,440.69 × 4,075.08
  4. Step 4: Simplify right side
    8,297.20x = 50,696,807.01
  5. Step 5: Solve for x
    x = 50,696,807.01/8,297.20
  6. Step 6: Final answer
    x = 6,110.11

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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.