Home / 6,075.36-8,385.72-3,558.08

Finding the Fourth Proportional to 6,075.36, 8,385.72 and 3,558.08

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Solution

The fourth proportional to 6,075.36, 8,385.72 and 3,558.08 is: 4,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.36 : 8,385.72 = 3,558.08 : x
  2. Step 2: Convert to fraction form
    6,075.36/8,385.72 = 3,558.08/x
  3. Step 3: Cross multiply
    6,075.36x = 8,385.72 × 3,558.08
  4. Step 4: Simplify right side
    6,075.36x = 29,837,062.62
  5. Step 5: Solve for x
    x = 29,837,062.62/6,075.36
  6. Step 6: Final answer
    x = 4,911.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.