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Finding the Fourth Proportional to 6,075.99, 8,330.19 and 5,965.28

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Solution

The fourth proportional to 6,075.99, 8,330.19 and 5,965.28 is: 8,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.99 : 8,330.19 = 5,965.28 : x
  2. Step 2: Convert to fraction form
    6,075.99/8,330.19 = 5,965.28/x
  3. Step 3: Cross multiply
    6,075.99x = 8,330.19 × 5,965.28
  4. Step 4: Simplify right side
    6,075.99x = 49,691,883.02
  5. Step 5: Solve for x
    x = 49,691,883.02/6,075.99
  6. Step 6: Final answer
    x = 8,178.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.