Home / 6,075.40-9,113.10-3,768.20

Finding the Fourth Proportional to 6,075.40, 9,113.10 and 3,768.20

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Solution

The fourth proportional to 6,075.40, 9,113.10 and 3,768.20 is: 5,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.40 : 9,113.10 = 3,768.20 : x
  2. Step 2: Convert to fraction form
    6,075.40/9,113.10 = 3,768.20/x
  3. Step 3: Cross multiply
    6,075.40x = 9,113.10 × 3,768.20
  4. Step 4: Simplify right side
    6,075.40x = 34,339,983.42
  5. Step 5: Solve for x
    x = 34,339,983.42/6,075.40
  6. Step 6: Final answer
    x = 5,652.30

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Half scale
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Double scale
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Similar ratio
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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.