Home / 6,075.20-9,108.30-3,155.60

Finding the Fourth Proportional to 6,075.20, 9,108.30 and 3,155.60

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Solution

The fourth proportional to 6,075.20, 9,108.30 and 3,155.60 is: 4,731.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.20 : 9,108.30 = 3,155.60 : x
  2. Step 2: Convert to fraction form
    6,075.20/9,108.30 = 3,155.60/x
  3. Step 3: Cross multiply
    6,075.20x = 9,108.30 × 3,155.60
  4. Step 4: Simplify right side
    6,075.20x = 28,742,151.48
  5. Step 5: Solve for x
    x = 28,742,151.48/6,075.20
  6. Step 6: Final answer
    x = 4,731.06

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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.